Exocuticle
外角质层
🗣️ 情景例句
Yes, this is my youngest son Robbie.
是的 这是我的小儿子Robbie。
It was so beautiful it took my breath away.
它美得使我目瞪口呆。
After I had stacked my shirts and underclothes in two empty drawers,
我将衬衫、内衣放进两个空抽屉里，