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
Pleasant dreams.
祝你有个好梦。
It takes two to make a quarrel.
要有两个人才吵得起来。
All kinds of jobs. There are women police officers, women doctors, teachers, engineers, farmers and so on.
各种各样的工作。有女警官、女医生、女教师、女工程师、女农场主等。