Calomelene
汞膏
🗣️ 情景例句
Sir, this offer will expire this week.
先生，这次特价这个礼拜就结束了。
It is lost labour to sow where there is no soil.
没有土壤，播种也是徒劳。
He had a good many friends here.
他在这儿有很多朋友。