Concentration gradiant
[电] 浓度梯度
🧩 词语组成解析
🗣️ 情景例句
They came and solved the problem.
他们来了并解决了问题。
You'll break it, if you don't take care.
你不专心的话，就会打破。
As a result, Chaplin got his first film part in the States.
结果，卓别林在美国有机会扮演了他的第一个电影角色。