The answer is that seaweeds reduce various chemicals that help keep the sea water clean.
答案是海藻产生出各种各样化学物质,可能帮助使海水保持清洁.
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I usually resolve that by hanging tie in my closet and hoping the stain will disappear.
这时我通常会把它挂到衣橱里,期待污渍自己消失──这种清洁法失灵的时候居多.
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By 2007, 90 % public buses and 70 % taxies shall be converted to cleaner energy.
2007年年底前实现90%的公交车、70%的出租车为清洁能源车.
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Circulation fluidized bed combustion tec is a kind of high-efficient, clean coal combustion tec.
循环流化床燃烧技术是一种高效 、 清洁的煤燃烧技术.
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The water tricked out of the tap is clear, though tasting stake and tepid.
从水龙头里流出来的水倒很清洁, 只不过味道不大新鲜,又有点热.
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The water tricked out of the tap clear, though tasting stake and tepid.
从嘴子里流出来的水倒很清洁, 只不过味道不大新鲜,又有点热.
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Please help us keep it clean and attractive. Transgressors will be severely punished.
请协助我们保持站区清洁. 违者必将严处.
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Manage the cleanliness , tidiness, storage conditions, security and safety of the warehouse.
负责仓库的保密 、 安全 、 保证清洁卫生的仓储环境.
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In natural air of the troposphere a suitable amount of ozone is beneficial to clean air.
在对流层大气中,适量臭氧对清洁大气是有益的.
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But it cannot determine directly trace element in the cleaning water for not enough sensitivity.
但因其灵敏度不够无法直接测定清洁水中痕量元素.
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最后, 清洁纸张被发展成卫生纸 、 纸毛巾和餐巾纸.
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The tingly formula penetrates deep into pores to completely clean away dirt and oil.
令人振奋的配方,直击毛孔深处,彻底清洁油污.
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The answer is that seaweeds produce various chemicals that help keep the sea water clean.
答案是海藻产生出各种各样的化学物质,这些化学物质有助于使海水保持清洁.
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In all cases it is important to keep fingernails and toenails clean, dry and relatively short.
在任何情况下,保持手指甲和脚趾甲的清洁 、 干燥和适当地修短指(趾)甲是很重要的.
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