南京地区卫矛矢尖蚧Unaspis euonymi Comstock一年发生3代.Unaspis euonymi ( Comstock ) is an important pest of eucinymus plants.去水卫矛醇 ( DAG ) 与长春新碱 ( VCR ) 联合使用,对小鼠淋巴细胞白血病L_ ( 1210 ) 有协同疗效,疗效强度决定于给药方案和剂量.The combined effect of 1,2:5,6 - d...
前面的栅子紧紧关住, 两个兵拿着枪守在那里.The barrier ahead of them was shut tight, guarded by two armed soldiers.当他们来到门前时, 我的保姆有一套随机应变的话, 把门关住不开.When they came there, my governess, who had her tale ready , kept her door shut.你可以关住一只鸟, 但你不能...
She lowered the handkerchief which she had kept dabbing at her eyes.她放下了那块一直用来擦眼睛的手帕。Blake held his handkerchief over the mouthpiece to muffle his voice.布莱克把手绢包在话筒上，以使自己的声音听起来模糊不清。The Inspector took out a handkerchief an...
Too much protein in the diet may advance the ageing process.饮食中摄入过量蛋白质可能会加速衰老。Researchers have isolated a new protein from the seeds of poppies.研究人员已经从罂粟种子里分离出一种新的蛋白质。Milk products are an excellent source of calcium and ...