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- Ten newly born SD rats of clean grade were selected to isolate the brain tissue under sterile condition and clone brain-derived NSCs. 实验选取清洁级SD新生鼠10只,无菌条件下分离脑组织,克隆传代培养脑源性神经干细胞。
- Kunming mice of clean grade were purchased from Animal Experiment Center, Nanjing University of Traditional Chinese Medicine (number of animal license SYXK 2005-0009). 清洁级昆明种小鼠购自南京中医药大学实验动物中心(动物生产许可证号为SYXK(苏)2005-0009)。
- MATERIALS: Twenty-four New Zealand rabbits of clean grade were used in this study.Perfluorodecalin liquids were offered by Shanghai Huajieshi Medical Device Co., Ltd. 材料：清洁级新西兰白兔24只，全氟萘烷由上海华捷视医疗设备有限公司提供。
- Pupils who pass the test will be promoted to the next higher grade. 小学生只要考试及格就会升到高年级。
- Clean clothes and good manners are prepossessing. 清洁的衣服和良好的举止能给人以好感。
- He's not in the first grade as a musician. 他不是第一流的音乐家。
- Let's clean down the board before we paint it. 让我们在上漆以前把这块板洗干净。
- It's important for the college freshman to keep his nose clean. 对大学新生而言洁身自好是很重要的。
- Business is now on the up grade. 目前生意蒸蒸日上。
- Pupils with 90% or more are awarded Grade A. 满90分的学生评为甲等。
- He is surprised to find his room thoroughly clean. 他惊讶得发现他的房间给彻底地打扫了。
- I use an oily rag to clean my bike with. 我用沾满油污的碎布擦我的自行车。
- I was clean broke in less than four days. 不到四天我就一个钱也没有了。
- The sixth grade saw an educational film yesterday. 六年级学生昨天看了一部教育片。
- The mayor is determined to clean up the city. 市长决心清除市内的不良现象。
- He received a failing grade on the term paper. 他的期末报告不及格。
- The stain on his shirt is difficult to clean off. 他衬衣上的污点很难去除掉。
- Red and yellow grade into orange. 红与黄混合成橘黄。
- The twins will enter the fourth grade this fall. 这对双胞胎今年秋季将升到四年级。
- The hospital is getting short of clean linen. 这所医院现在缺少乾净的被服用品。
