在花粉形成过程中,花药内天然产生一种化合物.During pollen formation a compound is produced naturally in the anther.将花药筛到无光的 、 具渗透性的纸上, 如报纸或卫生纸, 以便花药干燥.Sift the anthers onto unglazed, permeable paper, such as newspaper or paper toweling, for d...
Ralph, Jr. skateboards by. The teenagers watch him from behind the tree.小拉尔夫踏着滑板滑过. 男孩子们躲在树后看着他.Traffic movements through two mobile skateboards, along horizontal axis feed.2通过沿升降台移动滑板, 沿水平轴线进给.Skateboards are the latest...
激光打印机的打印质量很好。Laser printers give high quality print.如磁盘、打印机墨盒之类的电脑耗材computer consumables such as disks and printer cartridges菊瓣字轮打印机a daisy wheel printer...
耳喉科学 ( 亦称耳鼻喉科学 ): 有关耳 、 鼻 、 喉疾病 诊治 的医学专科.Otolaryngology ( or otorhinolaryngology ): Medical specialty dealing with the ear, nose, and throat ( see larynx, pharynx )....