Serotonin
n. 血清素\\n[化] 5-羟色胺
🗣️ 情景例句
it suddenly became real.
一切突然成真了。
If I can't go with you, what is your reaction?
如果我不能和你一起去，你会作何反应？
Are there any boats in the picture?
画里面有船吗？