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What would happen if we could travel to the end of the universe? Pt. 1 Pg. 26-29 🌌
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本文重点词汇
关键词汇
universe
universe
宇宙
美/ˈjuːnɪvɜːrs/
英/ˈjuːnɪvɜːs/
n.
universe
例句:
1. Scientists are studying the origin of the universe.
科学家正在研究宇宙的起源。
2. The universe is filled with unknown mysteries.
宇宙中充满了未知的奥秘。
3. Humans have always been exploring the boundaries of the universe.
人类一直在探索宇宙的边界。
4. The age of the universe is approximately 13.8 billion years.
宇宙的年龄大约是138亿年。
5. Galaxies in the universe are constantly expanding.
宇宙中的星系在不断膨胀。
relativity
relativity
相对论
美/ˌrɛləˈtɪvəti/
英/ˌreləˈtɪvəti/
n.
relativity
例句:
1. Einstein's theory of relativity changed our understanding of time.
爱因斯坦的相对论改变了我们对时间的理解。
2. Relativity is one of the foundations of modern physics.
相对论是现代物理学的基础之一。
3. Relativity explains the phenomenon of the constancy of the speed of light.
相对论解释了光速不变的现象。
4. Relativity also predicted the existence of black holes.
相对论还预测了黑洞的存在。
5. Relativity has influenced the development of modern technology.
相对论影响了现代科技的发展。
light-year
light-year
光年
美/ˈlaɪt jɪr/
英/ˈlaɪt jɜː(r)/
n.
light-year
例句:
1. Proxima Centauri is about 4.22 light-years away from Earth.
比邻星距离地球约4.22光年。
2. Light-years are often used to measure distances in the universe.
光年常用于测量宇宙中的距离。
3. The diameter of the Milky Way is about 100,000 light-years.
银河系的直径约为10万光年。
4. A light-year is a very large unit of distance.
光年是一个非常大的距离单位。
5. Light-years help us understand the scale of the universe.
光年可以帮助我们理解宇宙的尺度。
acceleration
acceleration
加速
美/ˌæk.səˈlɛr.əʃən/
英/ˌæksəˈlɛreɪʃn/
n.
acceleration
例句:
1. The acceleration performance of a car is very important.
汽车的加速性能非常重要。
2. In space, a spacecraft needs to accelerate to leave Earth.
在太空中，航天器需要加速才能离开地球。
3. Acceleration can change an object's state of motion.
加速可以改变物体的运动状态。
4. The unit of acceleration is meters per second squared.
加速度的单位是米每二次方秒。
5. Acceleration can create a feeling of gravity.
加速可以产生重力感。
time
time
时间
美/taɪm/
英/taɪm/
n.
time
例句:
1. Time can change everything.
时间可以改变一切。
2. Time is relative and depends on the observer's motion.
时间是相对的，取决于观察者的运动状态。
3. Time management is important for learning.
时间管理对学习很重要。
4. Time can be used to measure the speed of motion.
时间可以衡量运动的速度。
5. The passage of time is irreversible.
时间的流逝是不可逆的。
theory
theory
理论
美/ˈθɪri/
英/ˈθɪəri/
n.
theory
例句:
1. Relativity is a scientific theory.
相对论是一种科学理论。
2. Theories can guide practice.
理论可以指导实践。
3. Theories need to be experimentally verified.
理论需要经过实验验证。
4. Theories are the foundation of scientific research.
理论是科学研究的基础。
5. Theories can continue to develop and improve.
理论可以不断发展和完善。
accelerate
accelerate
加速
美/əkˈseləreɪt/
英/əkˈseləreɪt/
v.
accelerate
例句:
1. Spacecraft need to accelerate to leave Earth.
航天器需要加速才能离开地球。
2. The acceleration performance of a car affects the driving experience.
汽车的加速性能影响驾驶体验。
3. Acceleration can create a feeling of gravity.
加速可以产生重力感。
4. During acceleration, the kinetic energy of an object increases.
加速过程中，物体的动能增加。
5. Acceleration can change an object's state of motion.
加速可以改变物体的运动状态。
expansion
expansion
膨胀
美/ɪkˈspænʃən/
英/ɪkˈspænʃn/
n.
expansion
例句:
1. The universe is continuously expanding.
宇宙正在不断膨胀。
2. Expansion can lead to a decrease in temperature.
膨胀可以导致温度下降。
3. During expansion, the density of matter decreases.
膨胀过程中，物质密度会降低。
4. Expansion is an important characteristic of the evolution of the universe.
膨胀是宇宙演化的重要特征。
5. Expansion can affect the effect of gravity.
膨胀可以影响引力的作用。
speed
speed
速度
美/spiːd/
英/spiːd/
n.
speed
例句:
1. The speed of light is the fastest known speed.
光速是最快的已知速度。
2. Speed can affect the passage of time.
速度可以影响时间的流逝。
3. Speed is a fundamental property of motion.
速度是运动的基本属性。
4. The unit of speed is typically meters per second.
速度的单位通常是米每秒。
5. The magnitude of speed is related to acceleration.
速度的大小与加速度有关。
time dilation
time dilation
时间膨胀
美/ˈtaɪm dɪˈleɪʃən/
英/ˈtaɪm dɪˈleɪʃn/
n.
time dilation
例句:
1. Objects moving at high speeds experience time dilation.
高速运动的物体经历时间膨胀。
2. Time dilation is a key prediction of relativity.
时间膨胀是相对论的重要预测。
3. Time dilation has affected theories of space travel.
时间膨胀影响了宇宙旅行的理论。
4. Time dilation has been verified in high-energy physics.
时间膨胀在高能物理中得到验证。
5. Time dilation is an important concept in modern physics.
时间膨胀是现代物理的重要概念。
习惯用语
traveling in outer space
traveling in outer space
在太空旅行
在宇宙中进行旅行
描述在宇宙中移动的行为
the speed of light
the speed of light
光速
光在真空中传播的速度
描述最快的速度
time dilation
time dilation
时间膨胀
时间流逝的差异现象
描述相对论中的现象
light-year
light-year
光年
光在一年内行进的距离
描述宇宙中的距离
the edge of the universe
the edge of the universe
宇宙的边缘
宇宙的边界
描述宇宙的极限
cosmic expansion
cosmic expansion
宇宙膨胀
宇宙不断扩大的现象
描述宇宙的演化
相关句型
The universe is expanding faster and faster.
The universe is expanding faster and faster.
宇宙正在以越来越快的速度膨胀。
Einstein's theory of relativity changed our understanding of time.
Einstein's theory of relativity changed our understanding of time.
爱因斯坦的相对论改变了我们对时间的理解。
Light-year is a unit used to measure distances in space.
Light-year is a unit used to measure distances in space.
光年是用于测量太空距离的单位。
Acceleration can create a feeling of gravity.
Acceleration can create a feeling of gravity.
加速可以产生重力感。
Time dilation is a key prediction of relativity.
Time dilation is a key prediction of relativity.
时间膨胀是相对论的重要预测。
