機関士
The driver checks it.
機関士は確認します
The driver checks it thoroughly.
機関士は入念に確認します
The driver checks the state of the brakes thoroughly.
機関士は制動装置の状態を入念に確認します
The driver checks the state of the brakes thoroughly with a colleague.
機関士は同僚と制動装置の状態を入念に確認します
The driver checks the state of the brakes thoroughly with a colleague in the depot.
機関士は車庫で同僚と制動装置の状態を入念に確認します