Silicates
(silicate 的复数) n. 硅酸盐\\n[化] 硅酸盐; 硅酸酯
🗣️ 情景例句
and writing the background for Family Album,U.S.A.--
为Family Album,U.S.A.撰写背景说明的年轻人
Do they have children?
他们有孩子吗？
Oil rigs have to be repaired frequently and divers,who often have to work in darkness a hundred feet under water,
钻井平台需要经常修理，潜水员常常要在水面100英尺以下摸黑工作，