Enteramine
血清素, 5-羟色胺
🗣️ 情景例句
But schedule another production meeting for tomorrow.
务必安排在明天举行另一次生产会议。
All are not friends that speak us fair.
向我们说好话的并不都是好朋友。
why have we had no visitors from outer space yet?
那么我们为什么还未见到外层空间来访的客人呢？