Braggite
布拉格矿; 硫镍钯铂矿
🗣️ 情景例句
I really have to rush.
我真的得赶快走了。
It has been a great year for all of us.
过去的一个，对我们大家来说，是辉煌的一年。
and by measuring the time interval between the taps and the receipt of the echoes, the depth of the sea at that point can be calculated.
测出回声间隔的时间，便可算出该处海洋的深度。