叶绿素的分子结构已经搞清, 它是由卟啉组成的.The structure of the chlorophyll molecule is known . It consists ofporphyrin.碱性氮化物包括吡啶和喹啉.The basic nitrogen compounds include pyridines and quinolines.三 ( 8- 羟基 喹啉 ) 铝 ( Alq3 ) 是有机电致发光器件的 基础材料.Alu...
Vast tracts of the country are wild and undeveloped.乡间大片大片的荒地尚未开发。Don't expose undeveloped film to light.不要把未冲洗的胶卷暴露在光照下.This is a block of undeveloped land.这是块未开发的土地....
水慢慢流走了，渗入了疏松的土壤。The water slowly drained away, down through the porous soil.通过按摩让洗发香波渗入头皮。Massage the shampoo into the scalp.硝酸盐由土壤渗入江河。Nitrates leach from the soil into rivers....
他的经验和威望足以做成这件事。He's got the experience and the authority to carry it off.阿图罗在卡扎德罗威望极高。Arturo has this great place in Cazadero.他们的经理一向反对减薪, 这使得她很有威望.Their manager, to her credit , was always strongly opposed to the p...
Clouds are formations of condensed water vapour.云是由凝聚的水蒸气构成的.Vapour phase chromatography has rapidly become one of the most successful analytical techniques.气相色谱法已经迅速成为最成功的分析方法之一.All condensers work by removing heat from...
The cuttlefish escaped by beclouding the water with an inky discharge.乌贼喷射黑色物体,使水混浊,藉以逃脱.The ink of cuttlefish beclouded the water.墨鱼汁把水弄黑了.Ingredients: Crap Fish , Prawns, Mussels , Mixed Ball , Sliced Chicken, Bacon & ...
Distributive characters of hypervelocity fragments impacting double - level target were researched.研究了超高速破片碰撞 双层 靶形成碎片云的分布特点.Reorganization is necessary on the distributive side of this industry.就这个行业的配销方面来说，重组是必要的。Nozic...