오로라, 극광
When you travel in Norway, don't skip seeing a glacial lake and an aurora.

a period when all lights are off
The severe storm effected the power and their was a blackout in my town.

run on or by computers
I want to buy an electronic dictionary.

the act of something bursting into small pieces loudly
The explosion of the rocket shook many homes.

to act with something else in order to produce a particular effect
You have to understand how cells interact.

나가 떨어지다
He was knocked out in the seventh round.

potentially harmful waves of energy given off by nuclear activity
radiation is very powerful and can cause a body harm.

to free a person or thing from a limited or locked place, such as a prison, a CAGE or a container
After catching 30 fish, the fisherman released them back into the ocean.

to cease or stop
The workers shut down the factory for a day by refusing to work.

an eruption of gas and energy from the surface of the Sun
A huge solar flare is predicted to fry the Earth.