慢速英语:科学家研究恐龙的最后一餐

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dinosaur – n. one of many reptiles that lived on Earth millions of years ago

fossilized – adj. involving the remains of an ancient animal or plant

contents – n. the things that are in something

paleontologist – n. a scientist who studies life on Earth through fossilized remains

spike – n. a long, thin object that ends in a point

fern – n. a plant that has large, soft leaves and no flowers

evergreen – n. a plant that has leaves that remain green all year long