Phosphonic
a. 膦的, 膦酸的
🗣️ 情景例句
Dad and I were planning to go to the game,
爸爸本来要和我一起去，
Whom will you race with?
你将和谁比赛？
It would be easier for us if you would ship next month.
如果能在下个月出货的话我们会轻松一些。