Pegmatites
(pegmatite 的复数) n.[地质]结晶花岗岩
🗣️ 情景例句
If you cannot make a counter offer, then I'm afraid we can't make a deal.
如果你不还价的话，恐怕我们无法交易。
He hasn't answered my letter yet.
他还没有给我回信。
At that moment, everybody began to laugh and sing.
此时，大家已经笑了起来，同时唱起了歌。