点击下方单词,选择对的这个单词
名词
Football-(美式橄榄球)
1. 头盔;防护帽A helmet is a hat made of a strong material which you wear to protect your head.
1. a protective headgear made of hard material to resist blows
2. armor plate that protects the head
多通过句子记忆单词，而不是单独死记硬背。
