Countersign
n. 口令, 暗號, 副署\\nvt. 副署, 確認
? 同義詞
?? 反義詞
?? 牛津釋義
countersign
v[Tn]
sign (a document, etc already signed by another person 副署; 會簽)
a cheque countersigned on the back 背書支票.
countersign n secret word which must be spoken to a guard, etc before one is allowed to pass; password 回令（回應警衛人員等的暗語以便通行）
give the countersign 應答回令.
??? 情景例句
Jazz music is performed at many dinner parties.
在很多宴會派對里都有爵士樂的演奏。
I'm the biggest woman in my class.
我是我的班級中最高大的女人。
It is six o'clock.In the evening, the children usually do their homework, but this evening, they are not doing their homework.
現在是6點鐘。晚上，孩子們通常是做作業，而今天晚上，他們沒做企業。