Radiological safety
[医] 放射安全
🧩 词语组成解析
a. 放射学的
🗣️ 情景例句
To teach a fish how to swim.
孔子面前读诗书，班门弄斧。
He knows best what good is that has endured evil.
忍过痛受过苦，最知幸福是何物。
And anyone who gave more than a passing thought to the bottom confines of the oceans probably assumed that the sea bed was flat.
凡是稍稍想过大海海底的人大概都会认为海底是平坦的。