guttering corrosion 沟槽腐蚀
valve face guttering 气门面排出槽
Clean Guttering 清理檐槽
guttering of copper 铜制檐槽
Guttering Back Board 溜槽衬板
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"The cooling lava continued to gutter toward lower ground"
"Tears guttered down her face"
"The heavy rain guttered the soil"
"gutter the buildings"
以上来源于: WordNet
N-UNCOUNT Guttering consists of the plastic or metal channels attached to the lower edge of the roof of a building, which rainwater drains into. 排水系统
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