the excrement of sea birds; used as fertilizer.
用作肥料的海鸟粪便。
"The most important naturally occurring phosphate is phosphate of lime or tri-calcium phosphate found as the chief ingredient of phosphatic rock, bones and phosphatic guanos. "
自然产生的磷酸盐中以磷酸三钙最为重要，它是磷灰石、骨骼和磷质海鸟粪的主要成分。
My hair stands on end when you talk of parting with guano in December because there are bills which have to be met in February.
为了在二月份才需结算清的债务，你说在十二月份就出手海鸟粪，这简直叫我怒发冲冠。
A substance composed chiefly of the dung of sea birds or bats, accumulated along certain coastal areas or in caves and used as fertilizer.
鸟粪一种主要由海鸟或蝙蝠的排泄物构成的物质，在某些海岸或山洞中不断积累，用做肥料
"Accumulated excrement and remains of Birds, Bats, and seals, valued as fertilizer."
聚积的鸟类、蝙蝠和海豹的粪便和尸体,是一种优质肥料。
Any of various similar substances, such as a fertilizer prepared from ground fish parts.
类似鸟粪的肥料与鸟粪类似的物质中的一种，如由鱼粪中提取的肥料
Some are eaten by birds and scattered in their droppings.
有些被鸟儿吃掉，散落在它们的粪便里。
Birds will provide their dung that will assist also in fertilizing the plants.
鸟类会贡献它们的粪便来肥沃土壤。
Application of Struvite Crystallization on Co-composting of Swine Manure and Cornstalk
鸟粪石结晶反应在猪粪和玉米秸秆堆肥中的应用
Bird vomits and/ or passes its food undigested in its feces.
鸟儿呕吐或在其粪便中发现未消化的食物。
Bird-dropping spiders and crab spiders are also well camouflaged by colour and texture.
鸟粪蛛和蟹蛛也很善于靠体色和纹理伪装。
Bird drinks an unusually large quantity of water and there are very watery dropping resulting.
鸟儿不寻常地饮大量的水又排出水汪汪的粪便。
Like most treasure, guano demanded a high price for its extraction.
一如大部分珍贵资源，开采鸟粪层代价很高。
Bird droppings are the chief export of Nauru, an island nation in the Western Pacific.
鸟粪是西太平洋岛国瑙鲁岛最便宜的出口产品。
The Experimental Study of the Struvite Precipitation in Treatment of Ammonia Nitrogen WasteWater;
鸟粪石结晶法对氨氮废水处理的实验研究
Struvite crystallization for recovering ammonia nitrogen from landfill leachate
鸟粪石结晶法回收垃圾渗滤液氨氮研究
Application of struvite precipitation to the treatment of gasoline refinery wastewater
鸟粪石沉淀法在汽油精炼废水处理中的应用
Study on the composition and crystal shape of the precipitate obtained by struvite precipitation from wastewater for phosphorous recovery
鸟粪石法回收废水中磷的沉淀物的组成和晶形
