英语词汇layer of gravel怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	layer of gravel
释义	layer of gravel 简明释义砾石层：指由砾石组成的一层地层。网络释义 1 ?砾石层砾石层短语 1 layer of coarse gravel 粗石层 2 layer of sand and gravel 砂卵石层双语例句 1 It is wise to start infilling with a layer of gravel for drainage. 先铺上一层利于排水的砾石是个明智的做法。 2 Then a layer of gravel and a little water was applied and trampled solid. 然后铺一层砾石并洒上少许水用来踩实。 3 For the ground floor, the flat concrete roof has a layer of gravel to prevent heat from entering the building. 对于一层来说，混凝土平屋顶有砾石层防止热量进入建筑。
随便看	single roll feeding single-roll hammer crusher single roll mill single roll stripper single-roll stripper single room single room single room apartment single room fire single-room-occupancy single room single room single rooted teeth single rooted tooth single-rooted tooth single root hair single rope single rope grab single rope grab single rope haulage single rope haulage single rope speed single ropeway single rotary compressor single rotary cutter

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。