Diffusion donstant
[化] 扩散常数
🧩 词语组成解析
🗣️ 情景例句
I don't feel alone anymore.
我再也不觉得孤独了。
I've forgotten what time he said he had dinner last night.
我忘记了他昨晚什么时间吃晚饭的了。
Give me that piece, please.
就请给我那块吧。