Complexant
配位剂
🗣️ 情景例句
Please stay where you are, we'll have a patrol car there in two minutes.
请您呆在原地，两分钟之内我们派巡逻车过来。
I'll leave the house at 8:00 and get to the office at 8:30.
我将在8:00离开房子并且在8:30到办公室。
Thanks for your letter.
谢谢你给我来信。