Phosphinate
亚膦酸盐, 亚膦酸酯
🗣️ 情景例句
I wasn't born yesterday.
我又不是三岁的孩子。
Fifty-litre carboy would be the most economical size. Carboys may be retained without charge for two months.
50升的瓶子应是最经济的尺码，这些瓶子可免费保存两个月。
He may hunt, beg, or stead occasionally to keep himself alive;
为了生存，他可能会去打猎、乞讨，偶尔偷上一两回；