departure

出発

ある場所を離れること、または旅が始まる時刻。

やさしい英語で： The act of leaving a place, or the time when a journey starts.

• Our departure is at noon.
• Heavy snow delayed the departure of three flights.
• She waved goodbye before his departure.

使い方： departure from somewhere (Our departure from London was delayed.)

類義語： leaving

反対語： arrival

よく使う表現： departure time, departure from somewhere, early departure

逸脱、変化

いつものやり方や合意した計画から外れる変化。

やさしい英語で： A change from the usual way of doing something or from an agreed plan.

• This meal is a departure from our usual cooking.
• Her latest novel marks a radical departure in style.
• Several departures from the agreed procedure caused confusion.

使い方： a departure from something (The new design is a departure from our usual style.)

類義語： deviation, change

よく使う表現： departure from tradition, a radical departure, departure from something

東西距

測量した線や曲線の両端について、東西方向の位置の差。

やさしい英語で： The difference between the eastward positions of the two ends of a measured line or curve.

• The surveyor calculated the departure of the line.
• Each segment has a latitude and a departure.
• A negative departure indicates movement westward.

よく使う表現： calculate departure, latitude and departure