Technetium
n. 锝\\n[化] 锝
🗣️ 情景例句
It's none of my business, but I think you ought to work harder.
这不关我的事，但我想你应该更加努力地工作。
Fashion is a very popular magazine in America.
《时尚》是美国很流行的杂志。
Is it your brother?
是你弟弟？