vary

異なる、変わる

時や場所、状況によって違いがある。

やさしい英語で： To be different at different times or in different places or situations.

• Prices vary widely.
• The rules vary from country to country.
• Their answers varied in detail.

使い方： vary from A to B (Prices vary from shop to shop.); vary in something (These apples vary in size.); vary between A and B (Temperatures vary between ten and twenty degrees.)

類義語： differ, change

よく使う表現： vary widely, vary in size, vary between places

変動する、変化する

時間がたつにつれて、または他のものの変化に応じて変わる。

やさしい英語で： To change as time passes or as something else changes.

• The temperature varies throughout the day.
• Her energy levels varied with her workload.
• The amount of light varies over time.

使い方： vary with something (Demand varies with the season.)

類義語： change, fluctuate

よく使う表現： vary with age, vary over time

変える、変化をつける

何かを変えて違うものにしたり、種類を増やしたりする。

やさしい英語で： To change something so it is different or includes different things.

• Try to vary your meals.
• She varied the exercises each week.
• You can vary the pace to suit the children.

類義語： change, alter, modify

よく使う表現： vary your diet, vary the routine, vary the pace