U.n.
联合国
✅ 同义词
🗣️ 情景例句
Do you have anything to declare for customs?
有什么要申报呀？
Do not sell the bear's skin before you have caught the bear.
熊未到手休卖皮（勿过早乐观）。
But for the English examination, I would have gone to the concert last Sunday.
上个星期天，要不是有英语考试， 我就去听音乐会了。