노점상
People sell goods and food on the streets of many American cities, often without permits. Many of these sellers are immigrants, and some are in the United States without government permission.

귀 청소
Some people's ears produce wax like busy little bees. This can be a problem even though earwax appears to serve an important purpose.

외로움도 전염된다
A newly-published study has shown that loneliness can spread from one person to another, like a disease.

취미 생활
But now scientists are finding that hobbies are really, really good for your health as well, even if you hardly lift a finger to enjoy them.

사생활 보호
But these days, you don't have to be a celebrity like pop singer Britney Spears to realize that the right to privacy is no longer assured. Technology enables others to snoop in our computers, bank accounts, and our very homes.

생각이 날 듯한데
Hey, what’s the name of the movie that you watched last week? I am thinking of watching it tomorrow. Hmm…it’s on the tip of my tongue.

자업자득
Like many languages, English loves to use animals in expressions. So, today let's talk about chickens!

월드 베이스볼 클래식
Many of the best baseball players in the world are competing for their home countries this month in a new international baseball tournament. It is called The World Baseball Classic.

당장 머리에 떠오르는 대로
Laura: Do you know Tom's email address? Iris: I couldn't tell you off the top of my head, but I have it in my contacts list on my computer.

수준을 높이다
Our boss reminded us that to better serve our clients, we have to raise the bar and provide excellent quality service.

심호흡
When we are healthy, breathing happens naturally and easily. Without much effort on our part, the human respiratory system works hard.

계산기
Their first device could add, subtract, multiply and divide. It had twelve bytes of memory -- close to nothing compared to today's highly powerful calculators. And it weighed more than a kilogram.

위스키 빚는 여인들
Jim Beam, Jack Daniel and Johnnie Walker, all men’s names, have long been on bottles of whisky. But slowly, women are changing what is inside of the bottles.

규칙을 왜곡하다
Hey, how is your new apartment? It’s great except for one thing. I am not allowed to have any pets. But I really want to get a dog. Do you think I can bend the rules and get one?

마음에 걸리다
Alice, what’s the matter? It seems like something is bothering you? Well, I’ve been having problems with Tommy and it’s been weighing on my mind for many days now.

소란을 피우고 있어
Is something going on in the kitchen? I can hear lots of commotion going on. Well, it’s Henry and Eric. Henry is making a fuss to Eric over a minor thing.

하이파이브 하자!
Jason! Congratulations on making the soccer team! Give me five! Thanks! I am so happy about it! We have our first game next weekend.

잠깐 있어봐
So let me tell you our business plan. Wait. Hold that thought! Let me use the restroom really quick.

확실한 현금줄
Bob: Yeah! I can’t believe it. It’s going really well. In fact, my coffee shop has become a real cash cow for me.

미안하다는 말
Did you ever have to say “no” to somebody? Such as a classmate who asks to go to lunch with you, or a roommate who asks if you would like to continue living together in the future?