Diffusion donstant
[化] 扩散常数
🧩 词语组成解析
🗣️ 情景例句
I remember.
我记起来了。
Could you hold the door open, please?
请让门继续开着好不好？
In the shop, Lucy got all the things on her shopping list, and took them home.
在商店里，露西把单上所列物品全买齐了，然后把它们带回家。