Phosphinylidene
氧亚膦基
🗣️ 情景例句
it's a graduation party for me.
这是为我毕业所办的派对。
What shall I send him for his the New Year?
我要送他什么东西作为新年礼物？
The editor over looked a print error.
这位编辑漏掉了一个印刷错误。