Gamma emitter
[医] γ-发射体
🧩 词语组成解析
n. 希腊语的第三个字母(Γ,γ)\\n[医] γ(希腊文第三个字母), 丙种, 微克(千分之一毫克)
n. 发射体, 发射极\\n[计] 发射极; 发射器
🗣️ 情景例句
Yes. I have one question about clause 8.
看完了。关于第八条款，我有个疑问。
Has he studied French very long?
他学习法语很长时间吗？
But this does not matter, for, as he has often remarked, one is never too old to learn.
但这没有关系，因为正如他常说的那样，人要活到老学到老。