they're
=they are 他(她/它)们是
cow [kau]
奶牛
farm [fɑ:m]
农场
pig [pig]
猪
chicken ['tʃikin]
鸡
egg [eg]
鸡蛋
thin [θin]
瘦的
fat [fæt]
胖的
baby ['beibi]
幼崽
little ['litl]
小的
big [big]
大的
pink [piŋk]
粉红色,粉红色的