The paper also constructs and implements the new four-module practice teaching system.

构建并实施“四模块”实践教学新体系；

youdao

The four-module robot was able to construct a replica in 2.5 minutes by lifting and assembling cubes from the feeding locations, said Lipson.

一个四模组机器人在2.5分钟内即可完成对从“供给区”选取出的立方体的重新组合，实现一次复制。

youdao

youdao

Additionally, a single four-by-four production module found in growing rooms can double the electricity use of the average American home (triple that of an average Californian home).

FORBES: New Study Reveals Massive Energy Consumption Of Pot Industry

The two space station crews, along with the four Discovery astronauts, continued unloading supplies from the Italian-built Leonardo cargo module, a shiny giant cylinder that the shuttle crew attached to the space station on Monday.

CNN: New space station chief settles in

The two space station crews, along with the four Discovery astronauts, have finished unloading supplies from the Italian-built Leonardo cargo module, a shiny giant cylinder that the shuttle crew attached to the space station on Monday.

CNN: Space station handover ceremony delayed