Umbracula
伞螺属
🗣️ 情景例句
After studying an hour, I finally got the hang of the lesson.
我学习了一个小时，终于理解了这一课的要点。
Oh well, better luck next time.
算了，下次的运气会更好。
I'll get back to you as soon as I can.
我会尽快给你回音。