remain silent remain mute as if one's mouth were sealed be reluctant to speak or voice one's opinion clam up talk with great prudence
remain silent 英 [rɪˈmeɪn ˈsaɪlənt]
clam up 英 [klæm ʌp] 美 [klæm ʌp]
talk with great prudence
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英語詞典收錄了最新的漢英詞典和英漢詞典,總共有200多萬個詞條,詞庫仍在不斷更新中。