Technetium
n. 锝\\n[化] 锝
🗣️ 情景例句
Don't open the door if you don't know who it is.
如果有陌生人敲门不要开门。
I don't like spinach even though I know it's good for me.
尽管我知道它对我有好处，我不喜欢菠菜。
We spent all our days on the beach.
我们有好几天都是在海滩上度过的。