automatic

自動の

人が一つ一つ操作しなくても、ひとりでに動く。

やさしい英語で： Working by itself, without a person having to control each action.

• The shop has automatic doors.
• An automatic timer switches the lights off.
• We installed an automatic watering system in the garden.

類義語： self-operating

反対語： manual

よく使う表現： automatic door, automatic washing machine, automatic control, automatic watering system

無意識の、反射的な

何度も繰り返した習慣などで、考えずに行う。

やさしい英語で： Done without thinking, often because you have done it many times before.

• Her smile was automatic.
• He gave an automatic reply without looking up.
• With practice, these movements become automatic.

類義語： unconscious, instinctive

反対語： deliberate

よく使う表現： automatic reaction, automatic response

オートマ車、自動変速機

自動でギアを切り替える車、またはその変速装置。

やさしい英語で： A car that changes gears by itself, or the system that does this.

• I drive an automatic.
• She bought an automatic last week.
• This automatic changes gears very smoothly.

類義語： automatic car, automatic transmission

反対語： manual

よく使う表現： drive an automatic, buy an automatic

自動火器、機関銃

引き金を引いている間、続けて弾を撃つ銃。

やさしい英語で： A gun that keeps firing for as long as its trigger is held down.

• The soldier carried an automatic.
• He fired the automatic in short bursts.
• Several automatics were found in the vehicle.

類義語： automatic weapon, machine gun

よく使う表現： fire an automatic, loaded automatic

自動拳銃

次の弾を自動で装填し、引き金を引くたびに一発だけ撃つ拳銃。

やさしい英語で： A handgun that loads the next bullet itself but fires once each time the trigger is pressed.

• The detective carried an automatic.
• She removed the automatic from its holster.
• The officers exchanged their revolvers for automatics.

類義語： semiautomatic pistol

よく使う表現： carry an automatic, small automatic