dumb as a wooden chicken; dumbstruck; 呆若木鸡
act as if there was no one else present; self-assured or supercilious 旁若无人
We will not attack unless we are attacked; if we are attacked, we will certainly counterattack. 人不犯我,我不犯人; 人若犯我,我必犯人。
If he could come, we would give him a warm welcome. 他若能来,我们一定热烈欢迎。
people like you 若辈
Ruo Zhang 若章
牛津高阶第八版
美国韦氏词典
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维基百科 (自由的百科全书)