Vibralloy
镍钼铁弹磁簧合金
🗣️ 情景例句
Find a productive hobby, and see if you can learn something.
找一个具有意义的爱好，看你能否从中学到什么。
We need skilled electricians.
我们需要有技术的电工。
When will we hear something from him?
什么时候会有消息呢？