Einsteinium
n. 锿\\n[化] 锿Es
✅ 同义词
🗣️ 情景例句
Littering is a serious offense in some countries.
乱扔垃圾在某些国家是严重的违法。
Do you happen to know Mr. Cooper's telephone number?
你知道库珀先生的电话号码吗？
Why not?
干吗不来？