Lehmannite
铬铅矿
🗣️ 情景例句
Words cannot describe how sorry I am.
语言无法描述我对你的歉意。
Poverty is the mother of health.
缺乏是健康之母。
She always referred to them as 'the shifting population', for they came and went with such frequency that I never even got a chance to learn their names.
她称这些佣人叫“流动人口”，因为他们来匆匆，所以我甚至都没有机会知道他们的姓名。