machine direction的用法和樣例：
例句
- He drove in the direction of the farm.
他向該農場方向駛去。 - The unique design feature to install the engine in longitudinal axis supports the compact style of the machine.
這獨特的設計可以縱向安裝發動機從而減小整機尺寸。 - Longitudinal or seif dunes are dunes that are parallel to a strong wind that blows in one general direction.
縱向或者賽夫沙丘是與強風平行的沙丘，風總是以相同方向刮過。
