Rdl
[医][=radiological defense laboratory]放射防护实验室
🗣️ 情景例句
She is well-built.
她的身材很好。
If I had known that, I could have helped you.
假如我早知道，我就能帮你了。
This continental slope usually starts at a place somewhere near the 100-fathom mark
一般是从差不多100英寻水深的地方开始的，