线轴；缠绕线、金属丝或电缆的装置,尤指圆柱体或主轴。
spools — plural of spool
线轴；缠绕线、金属丝或电缆的装置,尤指圆柱体或主轴。；燃气涡轮发动机的旋转组件之一,由一个或多个涡轮级、一根轴以及一个或多个压气机或风扇级组成。
线轴；缠绕线、金属丝或电缆的装置,尤指圆柱体或主轴。
A reel; a device around which thread, wire or cable is wound, especially a cylinder or spindle.
也可用作水疗池的小型游泳池。
A small swimming pool that can be used also as a spa.
燃气涡轮发动机的旋转组件之一,由一个或多个涡轮级、一根轴以及一个或多个压气机或风扇级组成。
One of the rotating assemblies of a gas turbine engine, composed of one or more turbine stages, a shaft, and one or more compressor or fan stages.
电子邮件等的临时存储区。
A temporary storage area for electronic mail, etc.
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