Plants produce sugars and starch to provide themselves with energy.
植物制造糖和淀粉来为自身提供能量。
The course is an exciting opportunity for anyone wishing to deepen their understanding of themselves and other people.
这门课程对于希望加深了解自己和他人的人们来说，是个令人兴奋的机会。
When astronauts go on spacewalks, they wear spacesuits to keep themselves safe.
当宇航员在太空行走时，会穿太空服以保证自己的安全。
When the dolphins saw themselves in the mirror, they tried to clean the red marks off their bodies.
当海豚看到镜子里的自己时，它们试着擦掉身上的红色印记。
In fact, my mother wanted her children to see themselves much like the gardenia: lovely, strong and perfect.
事实上，我母亲希望她的孩子视自己为栀子花：可爱、强壮、完美。
The books we share with young children can be a valuable opportunity to develop children's understanding of themselves and others.
我们与幼儿分享的书籍为发展儿童对自己和他人的理解提供了宝贵机会。
Today we are going to talk about a particular cognitive ability some animals seem to have—the ability to recognize themselves in a mirror.
今天我们要讨论的是一些动物似乎具有的一种特殊认知力——在镜子里认出自己的能力。
One prevalent quality we have found in teens' statements about themselves, their friends and their families is a strikingly positive emotional tone.
我们在青少年关于自己、朋友和家人的描述中发现的一个普遍特征是，它们都带有一种非常积极的情绪基调。
One prevalent quality we have found in teens, statements about themselves, their friends and their families is a strikingly positive emotional tone.
我们在青少年身上发现的一个普遍特征是，他们对自己、朋友和家人的描述都带有一种非常积极的情绪基调。
They're willing to do the hard work of identifying their valuable skills; learn how to present themselves to potential employers; and keep going, even after repeated rejections.
他们愿意做艰苦的工作来确定自己有价值的技能；学习如何向潜在雇主展现自己；即使一再受到拒绝，也要坚持下去。
Ronald and Lois, married for two decades, considered themselves a happy couple.
罗纳德和露易丝结婚20年了，他们自认为是一对幸福的夫妻。
It gladdened him to see them all enjoying themselves.
见他们都玩得很开心，他非常高兴。
"If you watched long enough," he declared, "you could see buds unsheath themselves."
他说：“如果你观察的时间足够长，你就能看到花蕾绽放。”
The Prince and the Princess assisted her into the carriage themselves, and wished her all success.
王子和公主扶着她上了马车，祝她一切顺利。
They liked to express themselves through painting.
他们喜欢通过绘画来表达自己。
The young should learn to make decisions by themselves.
年轻人应该学会自己做决定。
Teenagers should learn to plan their future by themselves.
青少年应该学会规划自己的未来。
They want to improve themselves by reading self-help books.
他们想通过阅读励志书来提升自我。
As the old saying goes, God helps those who help themselves.
正如那句老话所说，天助自助者。
Chinese people call themselves the "descendants of the dragon".
中国人自称“龙的传人”。
Children must learn how to protect themselves in an earthquake.
孩子们必须学会如何在地震中保护自己。
It appears as if books themselves are lighting up the darkness.
似乎是书籍本身在照亮黑暗。
All the students enjoy themselves and show their different talents.
所有的学生都玩得很开心，展示了他们不同的才能。
Teenagers should be encouraged to solve their problems by themselves.
应该鼓励青少年自己解决问题。
The young people enjoy themselves at the party with singing and dancing.
年轻人在派对上载歌载舞，玩得很开心。
When they feel frightened, they roll up into a ball to protect themselves.
当它们感到害怕时，它们会蜷缩成一团来保护自己。
They protect themselves with different colors so as not to be seen by predators.
它们用不同的颜色来保护自己，以免被捕食者发现。
Every morning the old people enjoy themselves in the square, singing and dancing.
每天早晨，老人们在广场上唱歌跳舞，玩得很开心。
Li Lei and his cousin made some zongzi by themselves during the Dragon Boat Festival.
端午节期间，李雷和他的表弟自己包了些粽子。
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