Porasil
多孔硅胶珠
🗣️ 情景例句
Yes, but I can't type very quickly.
有，但我打得不是很快。
Please send your report to me at the office by Monday.
请于周一以前将报告送到我的办公室。
Yes, we have done a little. But we have just started and have nothing to show you.
有，我们做了一些，但是因为我们才刚起步，并没有任何资料可以提供给你们。