direct staining 中文意思是什麼
direct staining
解釋
直接染色-
Ditches are dug next to the wire poles to direct the dogs ' pee into near - by sewage, and prevent staining the road
電線桿旁邊設計溝槽,狗兒小解后流至水溝中,不會在路面上留下痕跡。
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