VOA慢速英语:朝鲜首现新冠肺炎疑似病例

drainage ditch – n. a hole dug to move water and sewage

barbed wire – n. a wire fence with sharp points that holds people inside

estuary – n. the tidal mouth of a large river

runaway – n. someone who leaves home due to unhappiness

demarcation – adj. a line drawn between two sides

convenient – adj. easy to achieve

regime – n. a government, especially an authoritarian one