Dennisonite
(=davisonite)板磷钙铝石
🗣️ 情景例句
I've got no idea.
我不知道。
I can't do it by myself.
我一个人哪做得完啊！
It is a curious coincidence that the day before his retirement, Mr.Page will have been teaching for a total of forty years.
佩奇先生退休的前一天正好是他执教满40年的日子，这真是奇妙的巧合。