Monosilicate
单硅酸盐
🗣️ 情景例句
Her illness kept her in bed for a week.
她因生病而在床上躺了一星期。
Time past never returns, amoment lost, lost for ever.
过去的时间决不返回，浪费一点，永远消失。
'Mr.Harmsworth,' I said in a weak voice.
“哈姆斯沃斯先生，”我无力地说。