Semialdehyde
半醛
🗣️ 情景例句
Why is he blowing his horn like that?
为什么他这样子按喇叭？
No, that's all for now. What does it come to?
不用了。这次就这样。
It 'flies', therefore, but it cannot fly higher---
这样，船就能飞了，但飞不高。