Bismuthinite
辉铋矿
🗣️ 情景例句
I always worry.
我一向担心。
I worked in the garden last night.
我昨晚在花园工作。
Good morning, Mr. WU:?Here's my homework. I was ill on Monday, so it's late.
吴先生，早上好！这是我的英语家庭作业。我星期一病了，所以迟交。