Clairite
硫砷铜矿
🗣️ 情景例句
Listen, Richard,doing aerobics for an hour is a lot different than lifting weights.
听着， Richard，一小时的有氧运动可与举重大不相同。
Do you know what's on tonight?
你知道今天上演什么？
He believed that everyone should be prepared to do heavy work, from the leaders to the poorest peasants.
他认为从领袖到最穷苦的农民，每个人都该乐于从事重体力劳动。