鸡蛋正煮着，三五分钟后请关掉煤气。

The eggs are boiling. Turn off the gas in three or five minutes, please.

这样，制作底盘实际所需的3D打印的时间缩短了，三五分钟底盘就能组装完毕，既节省时间也不浪费空间。

This solves the problem of time and space by cutting down on the actual amount of 3D printing required to build the chassis and can be assembled in just minutes.