Concentration gradiant
[电] 浓度梯度
🧩 词语组成解析
🗣️ 情景例句
Why don't we get in the car and drive home?
我们何不开车回家？
Can you tell me what time Mr. chen will be back ?
你能否告诉我陈先生何时会回来？
I'd like you to meet my parents, too.
我也想让你们见见我的父母。