Mangansmithsonite
锰菱锌矿
🗣️ 情景例句
because she's had to go to Chicago on a business trip and can't leave till tonight.
因为她得到芝加哥出差，而且要到今晚才能脱身。
Do not run too fast after gain.
不要见利就拼命追。
He's here on a visit from Guangzhou.
他从广州来这里参观访问。