motor pool

Noun

(US, military) A fleet of vehicles for use by a military installation; the department that maintains them

Japanese Meaning

軍用施設で使用する車両の集団 / その車両を維持管理する部門

Before the convoy left at dawn, the sergeant checked every vehicle in the motor pool.

車列が夜明けに出発する前、軍曹は基地の車両群にあるすべての車両を点検した。

Sense（1）

(US, military) A fleet of vehicles for use by a military installation; the department that maintains them

motor pools

（ plural ）