demonstrate

示す、証明する

何かが正しいことや、存在すること、実行できることをはっきり示す。

やさしい英語で： To show clearly that something is true, exists, or can be done.

• These results demonstrate clear progress.
• He demonstrated his ability to solve difficult problems.
• The study demonstrates that sleep helps learning.

使い方： demonstrate that… (The test demonstrates that the material is safe.); demonstrate something to someone (She demonstrated her ability to the judges.)

類義語： show, prove, establish

よく使う表現： demonstrate an ability, demonstrate commitment, demonstrate a need

実演する、やって見せる

何かのやり方や仕組みを、実際に見せて説明する。

やさしい英語で： To show someone how to do something or how something works.

• She demonstrated the new camera.
• Can you demonstrate how to use this machine?
• The chef demonstrated three ways to cut an onion.

使い方： demonstrate how to do something (The instructor demonstrated how to tie the rope.); demonstrate something to someone (The seller demonstrated the camera to us.)

類義語： show, illustrate

よく使う表現： demonstrate a technique, demonstrate how, demonstrate a machine

デモをする、抗議する

何かへの強い支持や反対を示すため、人々と公の場に集まる。

やさしい英語で： To join a public gathering to show strong support for or opposition to something.

• Students demonstrated outside the town hall.
• Hundreds of people demonstrated against the cuts.
• They are demonstrating for equal rights.

使い方： demonstrate against something (Residents demonstrated against the new road.); demonstrate for something (The workers demonstrated for better pay.)

類義語： protest, march

よく使う表現： demonstrate against something, demonstrate for something, demonstrate peacefully