This is the 8480th most frequent Japanese word.
手動
Manual; operated by hand.
In this sentence, '手動' specifies the method of operation for the door, highlighting that it must be operated by hand rather than automatically.
このドアは手動で開ける必要があります。
This door needs to be opened manually.
Here, '手動' describes an operational mode of the camera, emphasizing the user's direct control in contrast to an automatic mode.
手動モードを選択して、カメラを設定してください。
Select the manual mode to configure the camera.
In this sentence, '手動' pertains to the process of manually adjusting the gears of the car, as opposed to using an automatic transmission.