Phosphonic
a. 膦的, 膦酸的
🗣️ 情景例句
I would like to know about your honeymoon travel packages.
我想要知道你们办的有关蜜月旅行计划。
The bough that bears most, hangs lowest.
枝头结果越多，垂得越低。
I like gardens too, but I do not like hard work.
我也喜欢花园，但我却不愿意辛勤劳动。