Last Sunday they flew their model planes.
上星期天他们放模型飞机。
Super capacitors, however, store much more energy than their traditional counterparts and are used to power small devices such as toys including model planes and helicopters.
但是，比起传统电容，超电容器能够储存更多的能量，并且可以为小的设备如模型飞机和玩具直升飞机等玩具提供电能。
So there are many kinds of model planes in their room.
所以在他们的房间有各种各样的飞机模型。
So there are many kinds of model planes in their room.
所以在他们的房间有各种各样的飞机模型。
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