light up

照らす、明るくする

場所や物に光を当てて明るくする。

やさしい英語で： To make a place or thing bright by shining light on it.

• The lamp lights up the room.
• Fireworks lit up the sky last night.
• These small lights will light up the path.

使い方： light something up (The fireworks lit the whole sky up.)

類義語： light, illuminate, brighten

反対語： darken

よく使う表現： light up a room, light up the sky

点灯する、光り始める

ランプや画面が光り始める。電源を入れたときによく使う。

やさしい英語で： To begin shining or showing light, often when switched on.

• The screen lights up.
• A red warning light lit up on the dashboard.
• Why does this button light up when I press it?

類義語： come on, glow

反対語： go out

よく使う表現： screens light up, buttons light up

顔が輝く、活発になる

急にうれしそうな表情になる。または活動が目に見えて活発になる。

やさしい英語で： To suddenly look happy or excited, or show a clear increase in activity.

• Her face lit up.
• His eyes lit up when he saw the gift.
• The scan showed several brain areas lighting up during the task.

使い方： light up at something (Her face lit up at the mention of her grandson.); light up when… (His eyes light up when he talks about music.)

類義語： brighten, perk up

よく使う表現： faces light up, eyes light up

たばこに火をつける、たばこを吸い始める

たばこや葉巻、パイプに火をつけて吸い始める。

やさしい英語で： To start smoking by making a cigarette, cigar, or pipe burn.

• He stepped outside to light up.
• She lit up a cigarette near the door.
• Please do not light up in the car.

使い方： light up something (He lit up a cigar after dinner.)

よく使う表現： light up a cigarette, light up outside

発砲する、砲火を浴びせる

人や物に向けて撃ち始める。強力な武器を使うことが多い。

やさしい英語で： To begin shooting at someone or something, often with powerful weapons.

• They lit up the enemy truck.
• The troops prepared to light up the bunker with rockets.
• The commander shouted, “Light it up!”

使い方： light someone/something up (The soldiers were ordered to light the enemy vehicle up.)

類義語： fire on, open fire on

よく使う表現： light up a target, light someone up

停止を命じる

警察のライトとサイレンを作動させ、運転手に停止を求める。

やさしい英語で： To switch on police lights and sirens to make a driver stop.

• The officer lit up the driver.
• A patrol car lit me up on the highway.
• If he keeps speeding, I will light him up.

使い方： light someone up (The officer lit the speeding driver up.)

類義語： pull over

よく使う表現： light up a driver, light someone up