Johnstonite
混硫方铅矿
🗣️ 情景例句
Do you have a children's menu?
你们有儿童菜单吗？
How did you sign the letter?Did you write, sincerely yours?
你怎么签名信的?你写了"真诚地你的"？
OK. But I'm afraid I may be a little late.
好。不过我恐怕会稍晚一点到。