무슨 일을 저지를지 모를 사람
A good word to describe a loose cannon is unpredictable. You never know how an unpredictable person will act in any given situation.

그 동안 밀린 집안일을 좀 하려고
I'm going to catch up on some household chores. I've been so swamped with work these days. 나는 그 동안 밀린 집안일을 좀 하려고. 요즈음 일에 몰려 정신이 없었거든.

시간
If you can read a clock, you can know the time of day. But no one knows what time itself is. We cannot see it. We cannot touch it. We cannot hear it. We know it only by the way we mark its passing.

느려도 꾸준히 하면 결국 이긴다
Oh no! Look at Seth. He is running so much slower than others. He is definitely not going to win the race.

새 여권
The United States has begun providing new, electronic passports for its citizens. State Department officials say the new passports are designed to improve border security and travel.

미국영어 대 영국영어
The fourth of July is Independence Day in the United States. On that day, we celebrate the decision by early American leaders to declare independence from Britain.

진짜
If a person tells you that something is "the real McCoy,” they are telling you that it is the real thing. It is not a copy or replacement.

오늘 할 일을 내일로 미루지 말자
"Don't put off until tomorrow what you can do today" is good advice, but it's often ignored and has been for years.

로비스트
“Lobbying” is an attempt to influence a legislator’s vote on a bill. Lobbying has been a legal activity since the earliest days of the United States.

야생마를 위한 목초지
Wild horses running across open land -- is a classic image of the old American west. But, many people might be surprised to learn that wild horses still populate the area.

스마트 재킷
A jacket that communicates with electronic devices is the latest invention in wearable technology.

꾹 참고 해야지
You sound horrible! You need to go home and get some rest. Oh, I wish but I have a big deadline I need to meet. So I’m going to just suck it up and deal with it.

무례한 관중
A hot topic in American sports is the boorish behavior of fans. In many stadiums and arenas, they are expressing their displeasure with hostile outbursts.

온라인 학습
Lovell Walls is taking a math class in the basement of his family's home. His teacher is on her computer 40 kilometers away.

계산
The verbal phrase “do the math” means to examine the facts and figures to reach a conclusion, especially when the answer is very clear.

전자책
These days, instead of turning paper pages, many readers reach for handheld devices. These electronic readers not only store books to show on a screen, they can also read them out loud.

영화 속의 빈티지 자동차
Our colleague liked the movie, particularly its use of authentic, but beat-up, old automobiles that we call "jalopies."

말할 수 있는 로봇도 있나요?
These robots are very interesting, Bernice. Do any robots talk? This one is voice activated and it talks.

아이
Babies need lots of love, care and attention. Most new parents spend every waking moment caring for, worrying over and thinking about their baby.

번지 점프
Imagine standing at the edge of a tall bridge. Hundreds of meters below you, river water rushes by. You take a deep breath and jump off the bridge, head first into thin air.