클라우드 전쟁
Chinese companies have begun competing with Western companies in the cloud computing and data storage market. The “cloud war” is taking place as the dispute between the United States and China about data hacking and computer network security grows stronger.

까마귀를 먹다?
Okay, nobody likes to be wrong. But when it turns out that we are, in fact, wrong, the best thing to do is admit it.

몹시 바빠
Hey, Mike. If you’re free this Saturday afternoon, come over to my house. I’m hosting a BBQ party. Oh, I’d love to but I can’t. I’m going to be as busy as a bee.

무척 좋아하다
Jen: Caroline, you were telling me that you got your niece, or you got some necklaces for your niece last year.

위험과 자극적인 일로 가득찬 생활
It can be said that the United States is a driving culture. The U.S., after all, is a big country and many Americans love cars. So, it is no surprise that many American English expressions come from the world of driving.

신경에 거슬리다
Matthew: It really irritates me when a person’s cell phone goes off during a movie. Sonia: Yeah, me too! It really gets on my nerves!

자율주행 트럭
The truck recently transported a full load of Budweiser beer in the western state of Colorado. The vehicle drove without the assistance of a driver for most of the 190-kilometer trip without problems.

죽은 척하다
Today we will talk about “defense mechanisms.” These are different ways the body reacts to changing conditions to keep it safe.

쉬고 있습니다
Excuse me, may I ask you a question? 실례합니다. 질문을 해도 될까요? I don’t mind. 하세요. 상관없습니다. What are you doing? 무얼하시는 겁니까? Right now? 지금요? I’m relaxing. 쉬고 있습니다.

물은 얼마나 마시는 게 좋은가?
Many people believe they are supposed to drink eight glasses of water a day, or about two liters. Why? Because that is what they have been told all their life.

글쓰기와 웹
Web browsers first appeared on computers in the early nineteen nineties. Since then, the Internet has greatly changed the way people communicate. But some teachers think the changes are not all for the better.

해서는 안된다
James: Oh, I used to have a D.C. Driver’s license and I loved it because they let me smile in the picture!

피부 관리
Skin. It is the largest organ of the body. Skin is the body's first barrier to infection. It keeps out many harmful bacteria and other things.

최저임금
Minimum wage is the lowest hourly pay rate permitted by law. In the United States, the federal minimum wage is five dollars and fifteen cents an hour.

술의 위험
Alcoholic products -- whether beer, wine or spirits -- are sold almost everywhere around the world.

새것이나 마찬가지야
Hey, I’m selling my couch. Would you like to come and take a look at it? Sure. How long have you used it for? Just over two years, but it’s as good as new.

앉아 있는 시간이 많다면
If you sit for many hours a day in a traditional office job, you may be interested in a new study. This study suggests that you should get an hour of “brisk exercise” every day.

악어의 눈물
Well, crocodiles are experts at survival. Scientists say they first appeared 200 million years ago and have outlived the dinosaurs by some 65 million years.

해가 지지 않는 계절
Many people who live on Norway’s far-northern island of Sommaroey are campaigning to go “time-free.”

지하수
The Earth is losing some of its major freshwater supplies. But these water resources are not lakes or rivers. They are called “aquifers.” They formed deep underground as the Earth developed.