Silice
二氧化硅
🗣️ 情景例句
Philip was a young doctor,
Philip当时是个年轻的大夫
It's too sour.
太酸了。
It happens every night. The noise wakes me up. Would you please not do this?
每晚都这样。这声音总吵醒我！请你别这样，好吗？