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- If you're constipated you should eat more roughage. 假若便秘就应该多吃粗糙食物。
- It's too hot to concentrate on book. 热得不能集中心思看书。
- I must concentrate my energies on decorating today. 我今天必须集中精力搞装饰。
- I can't concentrate on my work when I'm tired. 我累了就无法集中精力工作。
- Don't put me off when I'm trying to concentrate. 我正要集中注意力呢,别打搅我。
- We must concentrate our attention on efficiency. 我们必须把注意力集中在效率上。
- She couldn't concentrate on a book very long. 她不能长时间专心读一本书。
- The ratio of students to teachers is 35:1. 学生和老师的比率是三十五比一。
- The ratio of schoolboys to schoolgirls is 2 to 1. 男学生和女学生的比例是2比1。
- I must concentrate upon my work now. 我现在必须集中精力工作。
- Men outnumber women here in the ratio of three to one. 此地男子数量以三比一超过女子。
- The first or last term of a ratio or a series. 首项,末项比率或数列中第一个或最后一个项
- Birds concentrate (in places) where food is abundant. 鸟聚集在食物丰盛的地方。
- She felt ill. She went to work, however, and tried to concentrate. 她病了。然而她照旧去上班,并且尽力集中精神工作。
- Eat more roughage to keep healthy. 多吃些粗粮保持健康。
- We must concentrate our efforts on improving education. 我们必须致力於改进教育工作。
- After-tax profit margin is the ratio of net income to net sales. 税後利润率指净收入与净销售之比。
- I can't concentrate with you breathing down my neck. 你这样紧紧盯著我,使我精神无法集中。
- The ratio of men to women was two to one. 男女的比例是二比一。
- If you're constipatedyou should eat more roughage. 假若便秘就应该多吃粗糙食物。