They use puppets to capture the imagination of younger audiences.
他们用木偶来启发小观众的想象力。
Honeybees use one of the most sophisticated communication systems of any insect.
蜜蜂所使用的交流系统是昆虫中最复杂的之一。
Fireflies use their light for attracting mates.
萤火虫用它们的光来吸引配偶。
Marconi spent his whole life making wireless communication simple to use.
马可尼花了一生的时间让无线通讯变得简单易用。
They use old clothes to make cloth bags, and send them to their parents as presents.
他们用旧衣服做布袋，作为礼物送给父母。
He points to the brightest stars and describes how to use them to navigate to the Bilma oasis in the eastern desert.
他指着那些最明亮的星星，讲述怎么利用它们找到位于沙漠东部的比尔马绿洲。
Last time we talked about photosynthesis, the process by which plants use light to convert carbon dioxide and water into food.
上次我们讨论了光合作用，即植物利用光将二氧化碳和水转化为食物的过程。
Scientists use these changes in ocean color to estimate chlorophyll concentration and the biomass of phytoplankton in the ocean.
科学家利用海洋颜色的变化来估计叶绿素含量以及海洋浮游植物的生物量。
You can use the time to plan how to find a new job, learn a new skill, develop your hobbies or see if you can run your own business.
你可以利用这段时间计划如何找一份新工作、学习一项新技能、培养自己的兴趣爱好，或者看看自己能否创业。
China is making efforts to optimize the use of educational resources so that rural and underdeveloped areas can receive more support.
中国正在努力优化教育资源的使用，以使农村和欠发达地区能够得到更多的支持。
They were taught that the brain is like a muscle that gets stronger with use and that learning prompts the brain to grow new connections.
他们得知，大脑就像一块肌肉，用得越多越强大，而且学习能促使大脑产生新的连接。
Many of the sound effects he pioneered are still in use today, like creating thunder by pulling on one of the corners of a thin copper sheet.
他首创的许多音效至今仍在使用，比如通过拉动薄铜板的一角来制造雷声。
Islanders from all over the Pacific learned to use the stars for navigation, and they passed this knowledge down from generation to generation.
来自太平洋各地的岛民学会了用星星来导航，并且他们将这一知识代代相传。
In order to save money, use fewer resources, and create less waste, they support using tap water and reusable bottles rather than bottled water.
为了节省资金、使用更少的资源并减少浪费，他们支持使用自来水和可重复使用的瓶子，而不是瓶装水。
"Excessive Internet use should be defined not by the number of hours spent online but in terms of losses," said Maressa Orzack, a Harvard University professor.
哈佛大学教授马瑞莎·奥扎克说：“过度的互联网使用不应该用上网时长来定义，而应该用损失来定义。”
When there's a fire, follow the teachers' instructions, leave the classroom quickly and use a piece of cloth to cover your mouth and nose so that you don't breathe in smoke.
发生火灾时，按照老师的指示，迅速离开教室，用一块布遮住口鼻，以免吸入烟雾。
About 5,000 years ago the Egyptians and other people in the Near East began to use pictures as a kind of writing.
大约5000年前，埃及人和其他近东地区的人开始将图画作为一种书写方式。
As the saying goes — it's no use crying over spilt milk.
常言道：覆水难收，后悔也于事无补。
Penguins use their wings as flippers.
企鹅把翅膀当作鳍来使用。
He wants to use his knowledge to help more people.
他想用自己的知识来帮助更多人。
Whales and elephants also use sound to communicate.
鲸鱼和大象也用声音交流。
Scientists could use human cells to grow new organs.
科学家可以用人类细胞来培育新的器官。
She especially likes to use old jeans to make handbags.
她尤其喜欢用旧牛仔裤做手提包。
More surprisingly, plants also use sound to communicate.
更令人惊讶的是，植物也会用声音来交流。
My grandma can use WeChat. She learns it all by herself.
我奶奶会用微信。她完全是自学的。
The use of new energy cars helps to reduce air pollution.
新能源汽车的使用有助于减少空气污染。
When we eat food, our bodies use the food to make energy.
当我们进食时，我们的身体利用食物来制造能量。
Cindy's grandmother is learning how to use the new mobile phone.
辛迪的奶奶正在学习如何使用这部新手机。
Cindy's grandmother is learning how to use the new mobile phone.
辛迪的奶奶正在学习如何使用这部新手机。
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