我们主张，以办好国际赛事为载体，完善世界帆船运动竞赛体系。

We advocate that the competition system of world sailing sports be upgraded through holding successful international events.

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在加利福尼亚州弗里蒙特的卢卡斯诺瓦传感器公司，科学家们已经完善了世界上第一个微型血压传感器。

At Lucas Nova Sensor in Fremont, California, scientists have perfected the world's first microscopic blood-pressure sensor.

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世界上的一些农村仍遭受着很多问题，如糟糕的道路条件，破旧的厕所，肮脏的环境，以及发展不完善的公共基础服务等。

Some villages in the world still suffer from problems such as poor road conditions, shabby toilets, dirty environment, and undeveloped basic public services.

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Now, this research suggests that infants' understanding of the physical world is there from the very start, but at the same time not entirely.

这个研究表明,婴儿从出生,就对物质世界有所理解,但同时这种理解并不完善

耶鲁公开课 - 心理学导论课程节选

And the WHO had all those, had that whole infrastructure in place.

世界卫生组织拥有这一切条件,它有完善的基础设施

耶鲁公开课 - 生物医学工程探索课程节选