Polysilicate
聚硅酸盐
🗣️ 情景例句
How come you're not studying?
你为什么不学习？
I played downstairs last night.
我昨晚在楼下玩。
an Englishman, Sir John Hawkwood, made the remarkable discovery that people would rather pay large sums of money than have their life work destroyed by gangsters.
人们情愿拿出大笔的钱，也不愿毕生的心血毁于歹徒之手。