我迅速进入了歌迷俱乐部。
Moist air passes through the filter before it is drawn into the fan.
潮湿的空气在卷入风扇之前,先通过过滤器。
Stores notice that the smell of baked goods encourages shopping, so they make their own bread each morning and then fan the bread smell into the store throughout the day.
一些商店注意到烘焙食品的香味会刺激人们的购买欲,所以他们每天早上自己做面包,然后一整天都会让面包的香味散发在店里。
There are many kinds of work. There's electrical work, take the motor, you plug it into the wall, electricity makes the fan go around, that's electrical work. There's magnetic work.
我们复习一下大一,学过的功的概念:,物体在力的作用下,运动了一段距离。
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