Dibasic
a. 二元的\\n[化] 二元的; 二价的; 二碱价的; 二取代的
✅ 同义词
🗣️ 情景例句
and wait until you're ready to go back to work.
而且会等你准备好了才回去工作。
Kennedy Airport, please. I have to be there by 7:00.
请到肯尼迪机场。我得在七点前赶到那儿。
I counted seven old cars and three old refrigerators.
我数了一下，有7辆旧汽车和3上旧冰箱。