单词	molecular sieve
释义	molecular sieve noun : a crystalline substance (such as a zeolite) characterized by uniformly sized pores of molecular dimension that can adsorb small molecules and is used especially in separations Word History First Known Use 1869, in the meaning defined above
随便看	unbearing unbears unbeatable unbeatably unbeaten unbeauteous unbeauteousness unbeautified unbeautiful unbeautifully unbeautify unbeclouded unbecome unbecoming unbecomingly unbecomingness unbecomingnesses unbed unbedded unbedding unbeds unbefitting unbefittingly unbefittingness unbefriended

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