?庭院排水
... 庭院排水沟：yard gulley 庭院排水：yard drainage 庭院家具：garden furniture ...
?构内排水
... yard drain ==> 庭院排水沟=>表面排水 yard drainage ==> 构内排水 yard fattening ==> 舍饲肥育 ...
煤场排水沟
灰场排水
Know your yard: how big it is, where the sun falls during the day, the drainage patterns and where you might want screening from neighbors.
CNN: X-rated yards save the environment
英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。