您要查找的是不是：
- A low number; a low grade of oil. 一个小的数; 低级油
- John is down on his teacher because she gave him a low grade. 约翰恨他的导师，因为她给他打了低分。
- My son mucked up the car engine by using cheap, low grade gasoline. 我的儿子使用便宜的低级汽油,汽车引擎损坏了。
- Relative immunity to severe infection by a particular pathogen as a result of a chronic low - grade infection induced earlier by the same pathogen. 传染免疫由以前同一病原体所引起的慢性低度传染而造成的特定病原体对严重感染的相对免疫
- Low grades are getting Hellen down. 低分数使海伦闷闷不乐。
- He is a bit let down by the low grade he got. 这次成绩不好, 他有点气馁。
- Low grades are get ting Helen down. 考分很低使海纶闷闷不乐。
- My son muck up the car engine by using cheap, low grade gasoline. 我的儿子使用便宜的低级汽油,汽车引擎损坏了。
- Promotes urinate, promotes lactation, for treatment of urinary tract infection, edema. pain in the joints, low grade fever with achiness, cold feet but with mild fever. 小便不利，五淋，水肿浮大，咽喉痛，妇女经闭，乳汁不通，身隐热疼痛拘急，足冷伏热。伤血，宜木通以通心窍。
- The teacher remonstrated with the boy about his low grade. 教师告诫男孩,说他的分数太低了。
- My son muck up the car engine by using cheap,low grade gasoline. 我的儿子使用便宜的低级汽油，这把汽车引擎损坏了。
- Low quality is always a problem; low grade may not be. 质量低常成为一个问题，但等级低则不是。
- The teacher remonstrated with the boy about his low grades. 教师告诫男孩，说他的分数太低了。
- Untreated low grade rejection also poses an increased risk for CAV. 为CAV未处理的低等级拒绝也形成增加的风险.
- Non Ai lenses can mount on low grade nikon DSLR body??? 用尽旧镜微距能力，专人指导使用微距滤镜，拍尽微距世界！
- He tore up his test paper so that his mother wouldn't see his low grade. 他把自己的考卷儿撕了,这样他的母亲就不会看到他得的低分数。
- He tore up his test paper so that his mother would not see his low grade . 他把自己的考卷儿撕了，这样他的母亲就不会看到他得的低分数。
- Low grades are getting him down. 低分数使他郁郁不乐。
- I need to lecture my son about his low grades. 我儿子学习很差，得教训教训他了。
- Low grades are getting Helen down. 低分数使海伦闷闷不乐。
