Ribe
n. 活性离子束腐蚀
🗣️ 情景例句
I made it myself.
我自己做的。
May I ask you a question?
我可以向您提个问题吗？
On the third lap, the Class 3 and Class 1 runners both ran very fast.
在跑第三圈时，3班和1班的运动员都跑得非常快。