n.修補(bǔ)；接線

動(dòng)詞patch的現(xiàn)在分詞形式.

The roofer is patching the roof with metal. 屋面防水工在用鐵皮修補(bǔ)屋頂。

In this paper,the research state of this kind of patching material in recent years is introduced. 本文介紹了近年來(lái)該類別修補(bǔ)材料的研究狀況。

發(fā)貨

n.調(diào)度；派遣

動(dòng)詞dispatch的現(xiàn)在分詞.