three wayadj.三路的threenum.三n.三；三个adj.三个的Three-River HeadwatersThree-dimension images三维立体图像three kinds of arthalgia三痹three elements parameter三要素参数three hundred and twelve(=312) 三百一十二Three mesial root canals近中三根管three-domination model概念模型Three-lined Pencilfishn.三线铅笔鱼(窄口鱼科)three-wire measurement三线测螺纹法three-molting silkworm三眠蚕