defend
音標(biāo)發(fā)音
- 英式音標(biāo) [d??fend]
- 美式音標(biāo) [d??f?nd]
- 國際音標(biāo) [di'fend]
- 英式發(fā)音
- 美式發(fā)音
基本解釋
- vt. 辯護；防護
- vi. 保衛(wèi)；防守
詞源解說
- 13世紀(jì)中期進入英語，直接源自古法語的defendre；最初源自古典拉丁語的defendere：de (離開） + fendere (擊打，推），意為擊打開來，推開。
詞根記憶
- de(使沒有) + fend(打擊)→使不受打擊→防御；防護
同根派生
- adj性質(zhì)的同根詞
- defendant：辯護的；為自己辯護的。
- defensive：自衛(wèi)的；防御用的。
- defending：衛(wèi)冕的；防御中的；防守型的。
- defensible：可防御的；可辯護的；可擁護的。
- defenseless：無防備的。
- defenceless：（英）無防御的；無保護的。
- defendable：可防御的。
- adv性質(zhì)的同根詞
- defensively：防御地；守勢地。
- n性質(zhì)的同根詞
- defense：防衛(wèi)，防護；防御措施；防守；vt.謀劃抵御。
- defence：防御；防衛(wèi)；答辯；防衛(wèi)設(shè)備。
- defendant：被告。
- defensive：防御；守勢。
- defender：防衛(wèi)者，守衛(wèi)者；辯護者；擁護者；衛(wèi)冕者。
- defensiveness：防御；防御性。
- defenselessness：無防御。
- v性質(zhì)的同根詞
- defending：防護；防衛(wèi)（defend的ing形式）。
用法辨析
- defend的基本意思是避開危險和進攻以保證安全,指使用某種方法避開實際的威脅或擊退實際的攻擊。引申可指堅持、捍衛(wèi)某種行動、意見、決定或捍衛(wèi)某種原則的純潔性。
- defend可用作不及物動詞,也可用作及物動詞,用作及物動詞時,按名詞、代詞或that從句作賓語。偶爾也可接雙賓語,可用于被動結(jié)構(gòu)。
- defend常與against連用表示“防守,捍衛(wèi)”; 與from連用表示“保護…以防,使…免遭危害”。
v. (動詞)
英漢例句
- He is better at defending than attacking.
他的防御能力比進攻能力強。 - Finally they took up arms to defend themselves.
他們最后終于拿起武器進行自衛(wèi)。 - God defends that ever I should do such a thing.
上帝決不允許我做這樣的事。 - This was his world, he could defend it secure from fear.
這是他的世界,他能使它免受恐懼。
用作動詞 (v.)
用作不及物動詞: S+～(+A)
用作及物動詞: S+～+ n./pron./v -ing
S+～+that-clause
用作賓補動詞: S+～+ n./pron. + adj.
詞組短語
- defend a place 保衛(wèi)一個地方
- defend a theory 支持某種理論
- defend a child 保護孩子
- defend interests of 捍衛(wèi)…的利益
- defend one 's title 保住某人的權(quán)力
用作動詞 (v.)
～+名詞
英英字典
- (PROTECT) to protect someone or something against attack or criticism; to speak in favour of someone or something
- (IN COURT OF LAW) to act as a lawyer for someone who has been accused of something in a court of law and try to prove that they are not guilty
- (IN SPORT) to compete in a sports competition that you won before and try to win it again
- If you defend someone or something, you take action in order to protect them.
- If you defend someone or something when they have been criticized, you argue in support of them.
- When a lawyer defends a person who has been accused of something, the lawyer argues on their behalf in a court of law that the charges are not true.
- When a sports player plays in the tournament which they won the previous time it was held, you can say that they are defending their title.
劍橋英英字典
柯林斯英英字典
專業(yè)釋義
- 辯護
- 防御
Identity authentication and access control are the major security mechanisms to defend active attack.
身份認(rèn)證與訪問控制是信息系統(tǒng)防御主動攻擊的主要安全機制。經(jīng)濟學(xué)
- 防范
Commercial bank credit management can defend liquidity and security, keep away risk of finance.
商業(yè)銀行信用管理對預(yù)防和加強銀行流動性和安全性，防范和化解信用風(fēng)險等起著極其重要的作用。電子、通信與自動控制技術(shù)
- 防御
In the modem naval battle the ships generally discharge chaff-jamming to defend the attack of missiles equipped with tip-guide radar system and receive the effective result.
現(xiàn)代海戰(zhàn)中，水面艦艇為了防御采用末制導(dǎo)雷達(dá)的反艦導(dǎo)彈的攻擊，普遍施放了成本低廉效果明顯的箔條干擾。體育
- 防守
- 超越
- 保衛(wèi)