Thrombotonin
5-羟色胺
🗣️ 情景例句
there will be a surprise.
会有一项让你惊喜的事。
Please call me and let me know.
请打电话告诉我。
The police had a difficult time, but they were most amused.
警察虽然吃了苦头，但他们还是感到很有趣。