Phosphinylidene
氧亚膦基
🗣️ 情景例句
I'm only here two days,
我只有两天时间，
Compare your grievs with other men's and they will seem less.
你的悲痛与人比，悲痛就会轻一些。
But I plan to weed the yard today.
我计划今天除院子里的草。