Sternaspidae
不倒翁虫科
🗣️ 情景例句
You can't expect to learn a foreign language in a week.
别指望一个星期就能学会一门外语。
By writing you learn to write.
从写作中学写作。
No, sir, I always walk this way.
不，先生，我一直是这样走路的呀！