1. (大学课程的)单元，模块
    A module is one of the separate parts of a course taught at a college or university.

    e.g. These courses cover a twelve-week period and are organised into three four-week modules.
           这些课程要上12周，分为3个单元，每单元4周。

2. (航天器的)分离舱
    A module is a part of a spacecraft which can operate by itself, often away from the rest of the spacecraft.

    e.g. A rescue plan could be achieved by sending an unmanned module to the space station.
           可以通过向太空站发射无人太空舱来实现救援计划。

3. （建筑物中的）构件，组件，模块
    A module is one of a set of parts from which some buildings are made. Each module is made separately, and the completed modules are then joined together to form the building.

module是什么意思

4. (机器的)组件，部件;(尤指计算机的)模块，程序块
    A module is a part of a machine, especially a computer, which performs a particular function.