Redledgeite
硅镁铬钛矿
🗣️ 情景例句
My company was the contractor.
我的公司承包了这项工程。
Cheerfulness and goodwill make labour light.
欢快与好意，劳动不觉累。
Before she grew old, Aunt Harriet used to entertain lavishly.
哈丽特姑妈年轻时，喜欢大摆宴席，招待宾客。