Esmarkite
褐块云母
🗣️ 情景例句
Hello. What can I do for you?
你好。我能为你做点什么吗？
The electrician wears rubber shoes on the job.
电工在工作中穿着绝缘鞋。
His work starts at half past eight, and finishes at a quarter to five.
30开始工作，4：45下班。