의사와 간호사
Whenever there is a health crisis, two groups of people can bring help -- doctors and nurses.

석탄
Coal is the world’s biggest source of fuel for electricity. It is also the world’s biggest single source of greenhouse gases.

쓰레기
In American English, we have other words for trash such as garbage and rubbish. They all mean the same thing.

박스
The most widely held understanding of the origins of Boxing Day comes from a tradition among wealthy people.

건강
Today we talk about expressions that remind us to be healthy and have a healthy lifestyle.

백신
The word “vaccine” can bring out emotions and discussions in ways it never did before the start of the pandemic.

남을 모방하다
Books are simple. They are made up of two main parts. The cover is on the outside, and the pages are on the inside.

점
Now, both “dot” and “spot” can be used as a verb or a noun. And both have several meanings and can be used several ways.

그림자
This dark, flat image of yourself can seem huge and threatening, although you know it holds no power.

유령
To mark the day when children dress up frightfully to collect candy from their neighbors.