美式橄榄球 měishìgǎnlǎnqiú American football Definitions Defs Origin Strokes Stroke Words Sentences Sents 1 sentence 美式橄榄球是一种危险的体育运动。 měishìgǎnlǎnqiú shì yīzhǒng wēixiǎn de tǐyùyùndòng. American Football is a dangerous sport. Source: CCMatrix