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慢速英语:科学家用无人机研究鲸鱼的健康
日期:2019-02-07
Words in This Story

mucus – n. a wet, sticky liquid produced inside the nose and other body parts

visible – adj. able to be seen

plume – n. something (such as smoke, steam, or water) that rises into the air in a tall, thin shape

spray – n. liquid that is forced or blown through the air

pattern – n. a model; a repeated design


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