Topol托波尔topn.顶部；顶；上面；极点；陀螺adj.最高的；顶端的vt.形成顶部； 达到…的顶端； 处于…的最前头vi.总结； 超越； 高耸； 结束top combustion stove顶燃式热风炉topological subgroup拓扑子群top air inlet louver上部进气百叶窗topological subspace拓扑子空间topological groupoid拓扑广群top ten news stories十大新闻topping out ceremonyph.top-selling vendor销售量<额>最大的厂商top PCB manufacturer顶尖PCB制造企业topographical survey地形测量

1. At the top, both columns are connected by a strong, large connection piece which achieves a high transverse rigidity for the machine frame.
   两个立柱的顶部由一套坚固的大截面顶梁连接，为机床部件横向运动提供了极高的刚性。
2. Reporters on the scene saw that the man slept, at the top Liang Haizhuqiao reinforced from time to time make various moves grimace.
   记者在现场看到，该男子蓬头垢面，站在海珠桥下顶梁的钢筋上不时做出各种动作鬼脸。