Velinvar
镍铁钴钒合金
🗣️ 情景例句
I am a representative of Politics Association.
我是政治协会的代表。
I would like to call a gardener to come this afternoon.
我要叫一个园丁今天下午来。
The best-known movie awards are the Academy Awards.
最著名的电影奖是奥斯卡金像奖。