Concentration diffusion
[化] 浓差扩散
🧩 词语组成解析
🗣️ 情景例句
I know the owner very well.
我和老板很熟。
There may be some quantity difference when loading the goods, but not more than 5%.
货物装船时可能会有一些数量出入，但不会超过5%。
He's here on a visit from Guangzhou.
他从广州来这里参观访问。