gun crew的用法和樣例：
例句
- The gunner lowered the muzzle of the howitzer, opened the gun's breech-block, and peered through the barrel at the target.
炮手降低了榴彈炮炮口，打開(kāi)大炮后膛，通過(guò)身管目測目標。 - The crew chiefs or door gunners on transport helicopters usually have some sort of machinegun or gattling gun at their disposal.
運輸直升機上的機組長(cháng)或舷炮手通常根據不同的任務(wù)選擇普通機槍或轉管機槍。
