点击下方单词,选择对的这个单词
1. 山顶洞人:CAV 定角速度 | caveman 山顶洞人 | CBR Constant Bit Rate 固定比次率
1. (史前时代的)穴居人Cavemen were people in prehistoric times who lived mainly in caves.
noun
1. someone who lives in a cave
Synonym: cave mancave dwellertroglodyte
多通过句子记忆单词,而不是单独死记硬背。