Siegenite
块硫镍钴矿
🗣️ 情景例句
I don't know. The baby-sitter says she has a stomachache,
我不知道。临时保姆说她肚子疼.
Will you bring the laundry in if it rains?
下雨时请你收一下衣服，好吗？
It's always hot in June, July and August.The sun shines every day.
6月、7月和8月的天气总是炎热的，每天都出太阳。