Emanometer
射气仪, 测氡仪
🔁 扩展释义
【医】 氡射线计, 射气计
🗣️ 情景例句
And I don't think it's a good idea
而且我觉得这不是个好主意
Necessity is the mother of invention.
穷则变，变则通。
I'm afraid I can't remember.
恐怕我记不得了。