Phostonic acid
[化] 烷基亚膦酸
🧩 词语组成解析
🗣️ 情景例句
The best we can do is $ 165 per case CIF.
最优惠价格是每箱CIF165美金。
Don't bury your head in the sand.
不要逃避现实。
I can't afford that.
我买不起。