1.an alkaloid with anticholinergic effects that is used as a sedative and to treat nausea and to dilate the pupils in ophthalmic procedures.
一种具有反副交感神经生理作用、用于镇静、治疗恶心及在眼科手术中扩大瞳孔的生物碱。
2.A poisonous, bitter, crystalline alkaloid, C17H23NO3, obtained from belladonna and other related plants. It is used to dilate the pupils of the eyes and as an antispasmodic.
阿托品，颠茄碱一种有毒、味苦的结晶生物碱，C17H23NO3从颠茄或其它茄科植物中提取而得。用于扩大瞳孔，治疗痉挛
3.Whereas art historians will dilate on the symbolism of capturing the visual world in the convex mirror prominently displayed on the rear wall, I will be concerned instead with its optical properties, such as its focal length and light-gathering power.
艺术史学者会注意后面墙上那面醒目的凸面镜，对它捕捉了视觉世界的象徵意义加以热烈讨论，而我则会专注于它的光学特性，如焦距与聚光能力。
4.relating to the nerves and muscles that cause the blood vessels to constrict or dilate.
与引起血管缩小或扩张的神经和肌肉有关的。
5.If there were time, I could dilate on the subject.
要是有时间,我可以详细谈谈这个问题的。
6.A slender, flexible, cylindrical instrument that is inserted into a bodily canal, such as the urethra, to dilate, examine, or medicate.
探条一种插入身体管道，如尿道，以便扩张、检查或加入药品的一根细长、可弯曲的圆柱形工具
7.When a red blood cell reaches any tissue in need of oxygen it releases nitric oxide in order to dilate the capillaries.
当血红细胞到达任何需要的组织时，它就释放出一氧化氮来扩张毛细血管。
8.AHL could dilate mesenteric lymphatic(ML), increase the range of constriction, quicken the frequency of constriction and increase constrictive indexes, the effect exceeded to NS group(P
AHL可明显使肠系膜淋巴管口径扩张,收缩幅度增大,收缩频率加快,收缩性指数升高,其作用显著优于NS组(P
9.For instance, the pupils of women and infants (but not men) spontaneously dilate when they see babies.
比如，女性和婴儿（不是男性）的瞳孔会当在看到婴儿的时候自觉地放大。
