three Ps三P
threenum.三n.三;三个adj.三个的
three-pronged hoe三叉锹
three-forked jump三叉转移
three stranded rope三股绳
three-six graders儿童孤独感
three colour theory三色说
three phase machine三相电机
Three Gorges Region三峡库区
three polarizations三极化
three-card memory三卡存储器
Three Gorges cities库区城市