Defi
n. <口>挑戰, 違抗
??? 情景例句
This afternoon we're going to visit a friend in the hospital.
今天下午我們將去探望一位住院的朋友。
I know. Save your breath!
早就知道了，還用你說！
They will be trying to keep order.
他們將設法維持秩序。