同根派生 arrow worms相關(guān)詞英漢例句Any of various marine worms of the phylum Chaetognatha,which includes the arrow worms.毛顎類海蟲(chóng)毛顎類動(dòng)物門(mén)的一種海生蟲(chóng)，包括箭蟲(chóng)。arrow worms更多例句