n.蛤；沉默寡言的人
vi.保持沉默；挖蚌
Everybody shut up like a clam as soon as you mention it. 你一提及此事，大家便都閉口不言
He is a clam about his business dealing. 他對自己的生意買賣守口如瓶。
用作不及物動詞 (vi.)It started off well, but he seemed to clam up towards the end. 剛開始很，但是最后他似乎有些沉默。
I used to clam up when the talk turned to politics or economics 當(dāng)話題轉(zhuǎn)到政治或經(jīng)濟問題時，我常沉默不語。
n.驚呼；驚嘆詞
adj.吵鬧的；大聲疾呼的
adv.吵鬧地；鼓噪地
n.宣言；公布；文告
