Beryllonite
磷(酸)钠铍石
🗣️ 情景例句
if, and I repeat,
只要， 我重复一遍，
You don't stand a chance of getting the job!
你是没有机会得到这个工作的。
About once a month. Not too often, because neither of us has much time. We both have too much work to do.
大约每月一次。不太经常写信，因为我俩的时间都很紧。我们都有做不完的事。