clam up

保持沉默或拒絕說話
口語·表示因緊張或秘密而沉默
英文釋義 to become silent or refuse to talk, usually due to shyness, nervousness, or a desire to keep a secret
例句
Whenever the teacher asked him a question, he would clam up and refuse to answer.
典故來源 源自蛤蜊遇到危險時會緊閉外殼，比喻人突然沉默不語。

?? 習(xí)語詞匯解析

習(xí)語中的關(guān)鍵英語詞匯

clam [kl?m]
n. 蚌，蛤;〈美口〉沉默寡言的人;鉗子;〈美俚〉銀幣; v. （在沙灘上）挖蛤;〈美俚〉嘴緊;奏出（唱出）錯音;

?? 同首字母習(xí)語

cakes and ale
安樂、享樂或不負責(zé)任的生活
Cat nap
短暫的小睡，通常時間很短，用于恢復(fù)精力。
captain Obvious
顯而易見的事實
chapter and verse
詳細地引述或解釋
caught between two stools
夾在兩個選擇之間無法決定
come rain or shine
無論天晴還是下雨，永不改變
cruising for a bruising
尋找麻煩或爭吵
chip on shoulder
對待或與他人交往時持有敵意、情緒激動或怨恨
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