点击下方单词,选择对的这个单词
1. 安静些, 别讲话了:belt trough drier || 槽板带式干燥机 | belt up || 安静些, 别讲话了 | belt weight meter || 带秤
verb
1. refuse to talk or stop talkingfall silent
e.g. The children shut up when their father approached
Synonym: close upclam updummy upshut upbutton upbe quietkeep mum
多通过句子记忆单词,而不是单独死记硬背。