three Rsph.
threenum.三n.三;三个adj.三个的
threephase heating三相加热
three-electrodes三电极
three position key三位式键
three-phase unit三相(X线)机
three contact plug三心塞子
Three Direct Links“大三通”
Three big branches三大科
three requirements三个要求
three-hinged arc三铰拱
three weft binding三纬接纱