sand

build on sand

1. 建立在不牢靠基础上的

He has very little experience of business, and the whole organization was built on sand.

他没有什么经商的经验, 整个机构可以说是建立在不牢靠的基础上。

plough the sand(s)

1. 白费力气

He was really just ploughing the sand.

他不过是在白费力气。

The sands are running out.

1. 剩下的时间不多了。

习惯用语(as)numberless as the sands [stars]1.■不可胜数的, 恒河沙数, 象沙一样数不尽built on sand1.■不切实际, 不稳固的, 不稳妥的bury [hide] one's head in the sand1.■把头埋进沙里(以为危险就不复存在)footprints on the sands of time1.■岁月虽逝而足迹犹存have sand in one's craw1.■[美口]有勇气[毅力, 胆量]knock the sand from under sb.1.■[美]使失去立足之地; 推翻某人的计划或打算make ropes of sand1.■作徒劳无功的事number [plough] the sand1.■[sands]白费力气, 徒劳无功put sand in the wheels [machine]1.■捣乱, 暗中破坏raise sand1.■[美俚]引起骚乱; 喧闹sand up1.■用沙填塞(油井等)The sands (of time) are running out.1.■时间不多了, 期限快到了。2.■命数将尽。特殊用法abrasive sand1.■研磨砂adhering sand1.■粘砂antiquated sand1.■废砂, 粘砂asphaltic sands1.■沥青砂backing sand1.■背砂, 填充砂back-up sand1.■充填砂baked sand1.■烘干砂bank sand1.■岸砂(粘土少于5%的天然砂, 铸造用砂)bar finger sand1.■【地质】指状大透镜沙体bedding sand1.■垫芯砂, 垫箱砂binderless sand1.■无粘结剂型砂bituminous sand1.■沥青砂blanket sand1.■冲积砂层blended mo(u)lding sand1.■掺和(天然)型砂blow sand1.■飞沙; 飘沙; 喷沙blown sand1.■【地质】流砂blowing sand1.■【气】高吹沙bonding sand1.■肥砂brain sand1.■脑砂burned sand1.■焦砂(粘土烧失)burnish sand1.■研磨砂burnt-on sand1.■【冶】机械粘砂buttress sands1.■【地质】支撑砂层casting sand1.■型砂cement bonded sand1.■水泥砂channel sand1.■【地质】河床砂circulation sand1.■循环砂clayey sand1.■含粘土砂close sand1.■密级配砂; 密实砂coarse sand1.■粗砂(直径0.2-2.0毫米)cold-box sand1.■冷芯盒砂cold-setting sand1.■自硬砂conditonal sand1.■(就地)处理砂(破碎, 磁选, 过筛后的砂)coral sand1.■【地质】珊瑚砂core sand1.■型芯砂crystal sand1.■(含晶细胞内)微晶粒, 晶沙cut sand1.■均质砂damp sand1.■湿砂down sand1.■丘砂dried sand1.■干砂drifting sand1.■流砂, 飞砂dry sand1.■【冶】干砂dry backfill sand1.■干回填沙dune sand1.■沙丘沙eolian sand1.■【地质】风成沙emery sand1.■金刚砂facing sand1.■模面砂fat sand1.■富砂feldspathic sand1.■长石砂filter sand1.■滤砂fine sand1.■细砂(直径0.25 -0.1毫米)fire sand1.■【冶】耐火砂, 防火砂floor sand1.■【冶】背砂, 填砂Fontainebleau sands1.■【地质】枫丹白露砂层foundry sand1.■铸造用砂fresh sand1.■新砂furogen sand1.■呋精砂ganister sand1.■石英砂, 硅粉glacial sands1.■【地质】冰川砂层glass-making sand1.■生产玻璃用砂grinding sand1.■研磨(用)砂gummy sand1.■肥砂, 含粘土多的砂(铸造用)gypsum sand1.■石膏粒heap sand1.■堆砂, 填充砂, 铸造用砂hydatid sand1.■棘球蚴砂lean mo(u)lding sand1.■瘦型砂liquid self-hardening sand1.■流态自硬砂loam sand1.■烂泥砂loose sand1.■散沙loose saturated sand1.■松散饱和砂magnetite sand1.■铁砂, 磁铁矿砂manufactured sand1.■人工砂marine sand1.■海砂match sand1.■假型砂medium sand1.■中(粒)砂meld mo(u)lding sand1.■瘦型砂mobile sand1.■流砂地molding sand1.■【冶】型砂monazite sand1.■独居石mortar sand1.■灰泥用砂natural bond sand1.■天然粘结砂naturally-bonded mo(u)lding sand1.■天然型砂old sand1.■旧砂open sand1.■开级配砂, 多孔隙砂organic clay sand1.■有机质泥砂parting sand1.■分型砂pebbly sand1.■【地质】卵砂石phenol resin sand1.■酚醛树脂砂pit sand1.■坑砂placing sand1.■(装窑时用)垫砂precosted sand1.■复模砂, 面砂(经过用油或树脂预先处理过的型砂)CO2prepared sand1.■已混好型砂quartz sand1.■石英砂quick sand1.■流砂rebonded sand1.■加粘土回用砂, 型砂翻新reclaimed sand1.■再生砂refined sand1.■精制砂refractory sand1.■耐火砂resin coated sand1.■树脂复模砂riddled sand1.■筛选砂river terrace sand1.■河坡沙roughing sand1.■原砂, 未清洗砂round grain sand1.■圆粒砂running sand1.■流砂sand-blast sand1.■喷用砂sharp sand1.■纯砂, 多角砂, 尖砂shifting sand1.■流砂, 飞砂shoestring sand1.■【地质】带状砂层sifted sand1.■过筛砂siliceous sand1.■硅质砂silver sand1.■白砂, 石英砂singing sand1.■鸣沙sodium silicate sand1.■水玻璃砂spill sand1.■散落砂spray sand1.■喷砂strong sand1.■强粘力砂, 肥砂synthetic sands1.■合成(型)砂tap sand1.■分型砂tar sand1.■沥青砂tempering sand1.■回性砂, 调质砂thermosetting sand1.■加热硬化砂top sand1.■粗砂unbonded sand1.■不含粘结剂砂unit sand1.■标准砂urinary sand1.■尿沙valve grinding sand1.■磨阀砂very fine sand1.■甚细砂(直径0.1-0.05毫米)washed sand1.■精选矿砂, 精砂waterless mo(u)lding sand1.■无水型砂weak sand1.■瘦(型)砂

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