Radiativity
辐射性, 放射性, 发射率, 发射性
🗣️ 情景例句
Hello, my name is ... May I speak to ...?
喂， 我叫……我可以和……讲话吗？
I wrote 9 books.
我写了九本书。
Good morning. Could I have some bottles of milk, please?
早上好。我想买几瓶牛奶？