Dialkyl alkylene diphosphonic acid
[化] 亚烷基二烷基双膦酸
🧩 词语组成解析
[机] 二烷基
亚烃基, 烯化, 烷撑
🗣️ 情景例句
Are these the terms that we agreed on?
这些是我们同意的条件吗？
How could you do this?
怎么可以这样？
I ought to go home. I have to cook supper for my grandmother.
我该回家了。我得给奶奶做晚饭。