| 1. | Everybody is concerned about the future of his country .
每个人都关心自己国家的前途。 |
| 2. | Financial analysts are concerned about the dispersion of a firm's earnings .
财务人员关心公司净收入的离散性。 |
| 3. | One must be concerned about the fate of these pathogens in the absorption field .
必须注意到这些病原体在吸收场地的归宿。 |
| 4. | Actually kennedy had long been concerned about the implications of population growth for economic development .
实际上，肯尼迪长期以来一直关心人口增长对经济发展的复杂关系。 |
| 5. | Yes, he could sit here calmly and eat and not be concerned about what his family thought or did .
是的，他可以镇静地坐在这儿，吃他的早饭，毫不在乎他家里的人怎么想或怎么做。 |
| 6. | During the 1960s and early 1970s, many governments and observers were concerned about wide-spread shortages of food .
在60年代和70年代初期，许多国家的政府和观察家对粮食的普遍短缺都深表关注。 |
| 7. | By about 1800 the mathematicians began to be concerned about the looseness in the concepts and proofs of the vast branches of analysis .
大约在1800年前后，数学家们开始关心分析的庞大分支在概念和证明中的不严密性。 |
| 8. | Like i ' m supposed to be concerned about this
就好象我有责任关心厌食性患者的一样 |
| 9. | There are concerns about possible e . coli contaminations
他们可能感染了大肠杆菌。 |
| 10. | It ' s - it ' s nothing that you need to be concerned about
这. . .你不需要关心这个 |
