Standard unit of measurement.

(度量的)基准单位。

Variable unit of length for expressing the proportions of the part of a building.

【建】度(用以表示一建筑物各部比例的测定单位)。

Any self-contained interchangeable part or unit, as of a computer, electronic device, etc.

模组；组件(整套装在一起的、标准化的并可以替换的电脑元件或组件)。

A unit in an aircraft or spacecraft that has a specific function and is often designed to function apart from the main craft as a self-contained, self-supporting unit.

舱；子机；子船(飞机或太空船中具有独特作用的单元装置。常设计成可以脱离航空器主体的、设备齐全、自给的单位)。