threemanadj.三人共同管理的threenum.三n.三；三个adj.三个的three strand sennit三股编绳three lines fitting三折线拟合法three eighths blood3/8美利奴血统毛three-strut model三支杆模型three bond electron三键电子three layer mineral三层矿物three broken-line配筋比参数three-purlin beam三架梁Three independences三自主three-cord switch三线开关

1. But the three zones mingle and amalgamate along the edges, like the colors in the solar spectrum.
   然而，这三带的各自边缘又相互混合，相互渗透，就像太阳光谱的各种颜色那样。
2. The edifices which belong exclusively to any one of these three layers are perfectly distinct, uniform, and complete.
   分别各属于这三带之任何一带的建筑物，都各自是界限清楚的，统一的，完整的。