Beta decay
[医] β[质点]衰变
🧩 词语组成解析
n. 希腊字母表的第二个字母\\n[医] β(希腊文的第二个字母), 乙种
🗣️ 情景例句
You did the best you could.
你已经尽力而为了。
How many pounds are you going to order?
你要订几磅？
I'm afraid not. She isn't here at the moment. Can I take a message?
恐怕不行。她这会儿不在。有话要我转告吗？