Chronic irradiation
[化] 慢性照射
🧩 词语组成解析
🗣️ 情景例句
about your family background.
关于你的家庭背景的。
He tries to button his own shirt,but he can't do it.
他试着扣好他的自己的衬衫，但是他不能做到。
A child ran into the street and knocked her off her bicycle.
一个孩子冲上马路，把她从车上撞了下来。