Brown Rat

The brown rat has prominent ears and a long scaly tail .

那只棕鼠两只耳朵向前支着，一条长尾巴布满鳞片。

Brown rat commonly found in sewers .

排水沟中普遍的褐色老鼠。

A series of images captured by a British student in Hertfordshire show a daring brown rat nibbling a leopard 's lunch .

最近，一名英国学生在赫特福德郡野生动物保护中心，拍到了一组老鼠抢食猎豹午餐的照片。

This article expounds shape , ecological behaviour and harm of brown rat , and establishes technical specification of compositive prevention on the basis of investigation , experiment and research .

本文记述了棕背平的形态特征、生态习性和危害特征，根据大量调查试验和总结最新研究成果，制定了棕背平综合防治技术规范，以指导本市鼠害防治。

Brown rat that infests wharves .

在码头上大批滋生的褐色鼠。

Assessment of brown Norway rat as suitable animal model for investigation of food allergy

BN大鼠食物过敏动物模型的实验研究

The main conclusions are as follows : 1 . The relationship between the thermal stability of collagen and hydroxyproline content were studied by Different age groups of male and female BN rats ( Brown Norway Rat / CriBR ) .

主要内容如下：1.实验以不同年龄雌雄BN大鼠为研究对象，考察了胶原蛋白热稳定性与羟脯氨酸含量及分子量的关系。