Exocuticle
外角质层
🗣️ 情景例句
Can I speak with Mr. or Mrs. Anderson?
我可以跟Anderson先生或太太说话吗？
I've got no idea.
我不知道。
No, thanks. It's big, but it isn't heavy. It's light.
不用了，谢谢，是大盒子，但不重。很轻。