Rdl
[医][=radiological defense laboratory]放射防护实验室
🗣️ 情景例句
Right!
对！
It takes all sorts to make a world.
万千事物，形成世界。
He had spotted a tiny bottle at the bottom of my case and he pounced on it with delight.
他在我的箱底发现了一只小瓶，高兴地一把抓了起来。