twocoreadj.双磁心的(双活性区的)
twonum.二;两个
two-cavity mould双型腔铸型
two pairs of rules两双规则
two-digit number两位数
two-speed mixing双速搅拌
two gene heterosis二基因杂种优势
two-color ribbon双色色带
two-rowed barley二棱小麦
two-minute break两分钟休息
two-pass channel双通道
two-humped camel双峰驼