单词:specific energy of blow
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Now, the VOA Learning English program Words and Their Stories, our weekly show about common expressions in American English. Wind is a powerful force in nature. Wind energy is partly responsible for great waves in the world's oceans. Winds can help c
Wind 风 Wind helps people on Earth. 风能帮助地球上的人们。 Wind can make a lot of energy and so people can use it. 风能产生大量的能量,因此人们可以利用它。 Wind is the cheapest form of energy. 风是最廉价的能量形
Force 力 A force is a push or a pull. 力是指推力或拉力。 Force gives an object the energy to move, stop moving or change direction. 力给予物体移动、不移动或改变方向的能量。 Here are some good examples of force. 这里有几
长得像又容易记混的单词,需要花更多的时间记忆。普特君为你总结了24组易错形近词,寒假花点时间背诵记忆吧~ 9.invaluable/valueless ① invaluable:highly valuable,precious 非常贵重的,其同义词是
The Fireproof Balloon 防火气球 Yael, Want to see a trick ? Sure. Here, blow up this balloon. Ok, now what? Now, I light this candle. Now what do you think will happen when you put the flame under the balloon? Itll pop , of course. The flame will