Serotonin
n. 血清素\\n[化] 5-羟色胺
🗣️ 情景例句
I'm not full yet.
我还没吃饱呢！
Have you washed anything?
你洗东西吗？
Now a group of enthusiasts are going to have the plane restored.
一群热心人计划修复这架飞机。