Orthosilicic acid
[建] 硅酸
🧩 词语组成解析
🗣️ 情景例句
He is an impressive man.
他是一个令人难以忘怀的人。
A tall tree is struck by lightning.
大树被闪电击中了。
Are you sure you can come by at nine?
你肯定你九点能来吗？