a.

1. 機械的，用機械的[Z]
   They were using a mechanical shovel to clear up the streets.

   他們用機械鏟土機清理街道。

2. 似機械的，呆板的，無表情（或感情）的，無意識的
   Blinking is a mechanical action of the eyelids.

   眨眼是眼瞼的無意識動作。

3. 機械學的，力學的；物理的
4. 手工操作的，技工的
5. 技巧上的，細節上的

adj.

1. working or produced by machines or machinery.
   ▸relating to machines or machinery.
2. lacking thought or spontaneity.
3. relating to physical forces or motion.
   ▸archaic (of a theory) explaining phenomena in terms only of physical processes.

n.

1. (mechanicals) the working parts of a machine, especially a car.
2. archaic a manual worker.