Porasil
多孔硅膠珠
??? 情景例句
And how are you going to stop him?
那， 怎么去阻止他呢？
The doctor advised me to take better care of myself.
醫生勸我要多照顧自己。
it is quite reasonable to regard the sea floor as the basic form of the crust of the earth,
因此完全有理由把海床看作地殼的基本模殼，