Niffer
[苏]交换, 换货, 交易
🗣️ 情景例句
You'll need to hurry up, or you'll miss the train.
你得快点，否则赶不上火车。
Are you clear in your own mind what you ought to do.
你自己是否清楚该做什么？
Soon the errors will have multiplied to the ten-foot scale,
很快这种偏差会增加到10 英尺的范围，