Radioisotopes
(radioisotope 的复数) n. 放射性同位素\\n[化] 放射性同位素
🗣️ 情景例句
We've got a forty-minute drive into the city.
我们还要开四十分钟的车到城里去。
Milk,butter,and cheese are shipped here from the dairy farms.
这里的牛奶，黄油，和奶酪都从奶场装运来。
Thank you very much.
非常感谢。