VOA慢速英语:Classrooms in Boston to Get Different Kind of World Map

three-dimensional - adj. having or seeming to have length, width, and depth

equator - n. an imaginary circle around the middle of the Earth that is the same distance from the North Pole and the South Pole

view - n. an opinion or way of thinking about something

curriculum - n. the courses that are taught by a school, college, etc.

accurate - adj. free from mistakes or errors

aha! - interjection. used when something is suddenly seen, found, or understood

navigate - v. to find the way to get to a place when you are traveling in a ship, airplane, car, etc.

marginalize - v. to put or keep (someone) in a powerless or unimportant position within a society or group

region - n. a part of a country, of the world, etc., that is different or separate from other parts in some way

the world is your oyster - idiomatic expression. you are in a position to take the good chances that life has to offer (oyster - n. a type of shellfish that has a rough shell with two parts and that is eaten both cooked and raw)