Beir
abbr. biological effects of ionizingradiation 电离辐射生物效应
🗣️ 情景例句
I don't usually listen to the weather. They never get it right!
我不怎么听天气预报。他们总报不准。
Let me think it over,and I'll let you know later.
让我考虑一下，回头再告诉你吧。
You can't buy them in the shop before eight o'clock.
上午八点之前你在商店里是买不到东西的。