Porasil
多孔硅胶珠
🗣️ 情景例句
Our boss doesn't allow creative thinking.
我们老板不容许创造性的思维存在。
I hope you bring his quitar with him.
我希望你带他的吉他一起来。
Sending a fax is more expensive than posting a letter, but much quicker.
发传真比寄信要贵些，但是要快得多。