| 1. | Kerry ha on ， a research scientist in the department of chemistry at ucr ， said that su cree do an excellent job protecting agai t su urn （ 8 ） when used correctly
加州大学河滨分校化学系研究员克里。汉森说防晒霜在正确使用的情况下能出色地完成保护我们不被晒黑的工作。 |
| 2. | Kerry hanson , a research scientist in the department of chemistry at ucr , said that sunscreens do an excellent job protecting against sunburn ( 8 ) when used correctly
加州大学河滨分校化学系研究员克里.汉森说防晒霜在正确使用的情况下能出色地完成保护我们不被晒黑的工作。 |
| 3. | Scientists at the university of california at riverside have found that molecules that block uv radiation in sunscreen can , over time , penetrate into the skin , leaving the outer body vulnerable
加州大学河滨分校的科学家已经发现防晒霜中能阻挡紫外线辐射的分子时间一长就会渗透到皮肤里，使体表更容易受紫外线攻击。 |
| 4. | Scientists at the university of california at riverside have found that molecules 6 that block uv radiation in sunscreen can over time penetrate 7 into the skin leaving the outer body vulnerable
加州大学河滨分校的科学家已经发现防晒霜中能阻挡紫外线辐射的分子时间一长就会渗透到皮肤里，使体表更容易受紫外线攻击。 |
| 5. | Scientists at the university of california at riverside have found that molecules ( 6 ) that block uv radiation in sunscreen can , over time , penetrate ( 7 ) into the skin , leaving the outer body vulnerable
加州大学河滨分校的科学家已经发现防晒霜中能阻挡紫外线辐射的分子时间一长就会渗透到皮肤?堙a使体表更容易受紫外线攻击。 |
| 6. | Scientists at the university of california at riverside have found that molecules （ 6 ） that block uv radiation in su creen can ， over time ， penetrate （ 7 ） into the skin ， leaving the outer body vulnerable
加州大学河滨分校的科学家已经发现防晒霜中能阻挡紫外线辐射的分子时间一长就会渗透到皮肤里，使体表更容易受紫外线攻击。 |
| 7. | Scientists at the university of california at riverside have found that molecules （ 6 ） that block uv radiation in sunscreen can ， over time ， penetrate （ 7 ） into the skin ， leaving the outer body vulnerable
加州大学河滨分校的科学家已经发现防晒霜中能阻挡紫外线辐射的分子时间一长就会渗透到皮肤里，使体表更容易受紫外线攻击。 |
| 8. | Ucr class ( for credit ) with american students at no extra charge to students at advanced levels . ( extension classes available year - round ; degree classes available in fall , winter and spring only
上高级程度课程的学生可与美国学生一同修习加州大学河滨分校的学分课程，无须另外付费。 (推广教育课程整年开课，但是学位课程仅于秋季、冬季、春季开课。 |
| 9. | In contrast , michalis faloutsos of the university of california at riverside , petros faloutsos of the university of toronto and christos faloutsos of carnegie mellon university analyzed the physical structure of the internet
相较之下，美国加州大学河滨分校的米凯利斯法劳索斯、加拿大多伦多大学的佩特罗斯法劳索斯与美国卡内基美伦大学的克里斯多斯法劳索斯，则是分析网际网路的实体结构。 |
| 10. | Disciplines navigation system for network resources of university libraries is based on the developed network establishment , advanced information technology and rich network information resources . it is deep - seated development and research products of college libraries " modern information and subjects consultation services . to the whole macro network information system , disciplines navigation can improve the degree of order of network information
通过对港台地区40多所高校图书馆网络学术资源组织情况及国外虚拟图书馆的优秀典范如：加州大学河滨分校图书馆信息矿藏、图书馆员因特网索引的调研，认为国内以清华大学为代表的高校图书馆学科导航库建设水平略高于港台地区，但就网络学科导航系统的整体建设水平而言，我们还处于起步阶段，国外优秀典范的先进技术和方法为今后国内网络学科导航建设提供了可借鉴的经验。 |
