大面积的维修门，简明的操作面板，操作简单，维护方便。
Large maintenance door, concise control panel, easy operating, easy maintenance.
为那些感兴趣的同学开了一门有关汽车维修的选修课。
For those students who are interested, there is an optional course in car maintenance.
为那些感兴趣的同学开了一门有关汽车维修的选修课。
For those students who are interested, there is an optional course in car maintenance.
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