1. lacking protection or means of defense
缺乏保護或防禦手段的
The small village was defenseless against the invading army.
這個小村莊在入侵軍隊面前毫無防禦能力。
Without a security system, their home was completely defenseless.
沒有安全系統，他們的家完全處於不設防狀態。
Defenseless Meaning（定義、用法、例句與發音）
defenseless
adjective
快速理解
What does "Defenseless" mean?What are 2-3 core uses of "Defenseless"?
形容人或事物完全沒有保護或抵抗能力，極易受到傷害或攻擊。
- 1
無防衛能力
EN: completely vulnerable to physical attack or harm.
翻譯: 指在身體上完全無法保護自己，極易受到攻擊或傷害。
- 2
無防護狀態
EN: lacking any protection or means of defense.
翻譯: 指缺乏任何形式的保護措施、屏障或防禦手段。
- 3
情感或處境脆弱
EN: emotionally exposed or in a position that cannot be justified.
翻譯: 指在情感上毫無防備，或在某種處境中完全無法為自己辯護。
小提醒：注意 'defenseless' 強調的是「完全沒有」防衛能力或保護的狀態，程度比 'vulnerable'（易受傷害的）更強烈、更絕對。
發音（How to Pronounce "Defenseless" in English）
How to pronounce "Defenseless" in English?"Defenseless" US vs UK pronunciation
點擊下方的 US / UK 按鈕可播放發音。
Real-life Examples of "Defenseless" from YouTube Videos
A life of purpose | Rick Warren
TED
“so that the king may care for the widow and orphan, support the oppressed, defend the defenseless, care for the sick, assist the poor, speak up for the foreigner, those in prison".”
(1 out of 1)
Definitions（定義）
What are the definitions of "Defenseless"?How does "Defenseless" change by context?
2. unable to resist attack, criticism, or harm
無法抵抗攻擊、批評或傷害的
The lawyer's sharp questioning left the witness defenseless.
律師尖銳的提問讓證人無力招架。
She felt defenseless against the unfair accusations.
面對不公的指控，她感到無力辯駁。
3. without weapons or military defenses
沒有武器或軍事防禦的
The treaty required the country to remain defenseless along its border.
條約要求該國在邊境保持不設防狀態。
The civilians were defenseless in the face of the armed conflict.
平民在武裝衝突面前手無寸鐵。
4. emotionally vulnerable or exposed
情感上脆弱或易受傷害的
After the loss, he felt utterly defenseless and alone.
經歷失去後，他感到極度脆弱與孤單。
Her honest confession left her feeling defenseless.
她坦誠的告白讓自己感到毫無防備。
Grammar & Patterns（句型）
What are common sentence patterns for "Defenseless"?How to make natural sentences with "Defenseless"?
| Pattern | Meaning | Example |
|---|---|---|
| defenseless + against + noun | 對…無力防禦 | The city was defenseless against the aerial bombardment. (這座城市對空襲毫無防禦能力。) |
| defenseless + before + noun | 在…面前毫無防備 | He felt defenseless before her accusations. (在她的一連串指責面前，他感到無力辯駁。) |
| leave + noun + defenseless | 使…處於無防備狀態 | The new policy left many vulnerable citizens defenseless. (新政策使許多弱勢公民處於無防備狀態。) |
| completely/totally + defenseless | 完全/徹底無防備的 | Without their weapons, the soldiers were completely defenseless. (沒有了武器，士兵們完全失去了防衛能力。) |
| feel + defenseless | 感到無助/無防備 | She felt defenseless in the face of the bureaucracy. (面對官僚體制，她感到無能為力。) |
用法說明
How is "Defenseless" different from similar structures?What usage mistakes are common with "Defenseless"?
defenseless against vs. defenseless from
- defenseless against 通常用於描述對某種持續的、主動的攻擊或威脅（如疾病、批評、攻擊）無法防禦。強調面對的對象。
- defenseless from 則較少見，可能用於表示無法從某種來源或情況中獲得保護，但現代英語中更常使用 defenseless against 或 defenseless to。
- defenseless to 有時可與 defenseless against 互換，尤其在面對抽象事物（如魅力、勸說）時，但 against 更強調對抗性。 EN: The newborn animals were defenseless against the harsh winter. 翻譯: 這些新生的動物在嚴冬面前毫無防禦能力。
EN:The city's outdated systems left it defenseless against cyber attacks.
翻譯:這座城市過時的系統使其在網路攻擊面前毫無招架之力。
總結建議
在大多數情況下，描述對某事物無法防禦時，使用 defenseless against 是最安全且最常見的選擇。
易混淆對比
What is the difference between "Defenseless" and similar words?How to choose "Defenseless" vs alternatives?
defenseless vs vulnerable
「defenseless」強調完全沒有防衛能力或手段；「vulnerable」則指容易受到傷害或攻擊，但可能仍有部分防禦。
defenseless vs helpless
「defenseless」專指缺乏防衛或保護；「helpless」則強調因無能為力而需要幫助，範圍更廣。
defenseless vs unprotected
「defenseless」強調狀態上的無助；「unprotected」較中性，指缺乏保護措施或裝備。
口語用法
How is "Defenseless" used in spoken English?What is the spoken vs formal difference for "Defenseless"?
引述
在轉述他人話語或想法時，用來強調其脆弱或易受傷害的狀態。 EN: She said she felt completely defenseless in that situation. 翻譯: 她說她在那種情況下感到完全無助。
EN:He kept thinking, "I'm defenseless against their criticism."
翻譯:他一直在想：「我對他們的批評毫無招架之力。」
語氣強調
用於加強語氣，表達極度的脆弱性或毫無保護的狀態，常與「completely」、「totally」、「absolutely」等副詞連用。 EN: Without my phone, I feel totally defenseless. 翻譯: 沒有手機，我覺得完全沒有安全感。
EN:The sudden policy change left the small businesses absolutely defenseless.
翻譯:政策的突然改變讓小企業完全束手無策。
停頓填充
在思考如何描述極度脆弱的情境時，作為話語間的填充詞，引出更具體的說明。 EN: The system was... defenseless, I mean, there were no safeguards at all. 翻譯: 那個系統是…毫無防備的，我是說，根本沒有任何防護措施。
EN:It makes you feel, you know, defenseless—like anything could happen.
翻譯:這會讓你覺得，你知道的，很無助——好像什麼事都可能發生。
正式寫作注意：在學術或正式商業寫作中，建議使用更精確的詞彙，如「vulnerable」、「unprotected」或「lacking protection」，以保持客觀與專業的語調。
常見短語
What common collocations use "Defenseless"?What fixed phrases with "Defenseless" should I remember?
defenseless against
defenseless against [noun/gerund]
對...毫無防禦能力
defenseless creature
defenseless creature
無助的生物
defenseless victim
defenseless victim
無力反抗的受害者
leave someone defenseless
leave [someone] defenseless
使某人毫無防備
in a defenseless position
in a defenseless position
處於無防備的狀態
defenseless child
defenseless child
無自衛能力的孩童
render defenseless
render [someone/something] defenseless
使...失去防禦能力
defenseless target
defenseless target
無防備的目標
常見錯誤
What are common mistakes with "Defenseless"?Which "Defenseless" sentences look correct but are wrong?
×defensless
✓defenseless
拼寫錯誤，遺漏了 'e'。正確拼寫為 'defenseless'，在 'defense' 後加上 'less'。
×The team was very defenseless after losing their key player.
✓The team was very defensive after losing their key player.
混淆 'defenseless'（無防禦能力的）與 'defensive'（防禦性的、戒備的）。'Defensive' 描述一種保護自己或處於守勢的狀態，而 'defenseless' 強調完全沒有保護或防禦手段。
×He attacked defenseless city.
✓He attacked a defenseless city.
可數名詞 'city' 前缺少必要的冠詞。當指一個不特定的無防禦能力的城市時，應使用不定冠詞 'a'。
×The chemical is defenseless to humans.
✓The chemical is harmless to humans.
混淆 'defenseless'（無防禦能力的）與 'harmless'（無害的）。'Defenseless' 描述主體無法保護自己，而 'harmless' 描述主體不會造成傷害。
×They were defenseless for the harsh criticism.
✓They were defenseless against the harsh criticism.
介系詞使用錯誤。表示「抵禦、對抗」某事物時，'defenseless' 後應接 'against'。
×completely defenseless and vulnerable
✓completely defenseless
用詞累贅。'Defenseless' 本身已含有「完全沒有防禦能力」的意思，與 'vulnerable'（易受傷害的）語義重疊，通常擇一使用即可，除非為了特別強調。
詞形變化
What are the word forms of "Defenseless"?What are tense/participle forms of "Defenseless"?