慢速英语:美国政府正在尝试处理人类遗骸的新方法

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compost - v. to change something into a decayed mixture that is used to improve the soil in a garden

graduate - adj. of or relating to a course of studies taken at a college or university after earning a bachelor's degree or other first degree

architecture - n. the art or science of designing and creating buildings

alfalfa - n. a type of plant that is grown mostly as food for farm animals

straw - n. the dry stems of wheat and other grain plants

coffin - n. a box in which a dead person is buried

sponsor - v. someone who takes the responsibility for someone or something