Splining
花键加工
🗣️ 情景例句
I'm so glad.
我真高兴。
It seems he's lucky.
看起来他好像很幸运。
Well, I think at the beginning we'd rather have some fairly quiet and peaceful music.
好，我想，开始时，我们宁可听些柔和舒缓的音乐。