Scombrine
鲭精蛋白
🗣️ 情景例句
What's the difference? No one will ever find out.
有什么两样？没有人会发现。
Do you know the boy whose aunt is an artist?
你知道那男孩的姑妈是艺术家?
The man who had fixed up the air-line was also questioned.
安装供气管的那位工人也被提问。