美国11个最濒危的地方

preservation - n. the act of keeping something in its original state or in good condition

architectural - adj. relating to the art or science of designing and creating buildings

site - n. a place where something important has happened

vital - adj. extremely important

opportunity - n. an amount of time or a situation in which something can be done

revitalize - v. to make (someone or something) active, healthy, or energetic again

view - n. the things that can be seen from a particular place

demolition - n. planned destruction of a building or other structure

tourism - n. the activity of traveling to a place for pleasure

timber - n. trees that are grown in order to produce wood

style - n. a particular way in which something is done, created, or performed

practice - v. to do (something) regularly or constantly as an ordinary part of your life