单词	barrel sponge
释义	barrel sponge noun : any of various large, usually cylindrical sponges (genus Xestospongia of the class Demospongiae) found especially on tropical coral reefs I pass over the largest, healthiest barrel sponge I've ever seen—it seems plausible that I could fit inside it … Scott Edler, Washington Post, 21 Oct. 2012 Word History First Known Use 1979, in the meaning defined above
随便看	oppilative oppo oppo dump oppo research oppo researchers oppone opponencies opponency opponent opponents opportune opportunely opportuneness opportunenesses opportunism opportunisms opportunist opportunistic opportunistically opportunists opportunities opportunity opportunity cost opportunity school oppos

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