1
- parallel to the plane of the horizon; at right angles to the vertical水平的, 横向的：
a horizontal line.
水平横线。
1.1
- (of machinery) having its parts working in a horizontal direction（机器）横行的, 卧式的：
a horizontal steam engine.
卧式蒸汽机。
2
- uniform; based on uniformity统一的, 一致的：
horizontal expansion of the international community.
国际社会的统一发展。
2.1
- combining firms engaged in the same stage or type of production同阶段或同种类生产企业合并的：
a horizontal merger.
同类公司的合并。
2.2
- involving social groups of equal status涉及相同社会阶层的：
horizontal class loyalties.
同阶层的忠诚。
3
- of or at the horizon地平线的, 在地平线上的：
the horizontal moon.
在地平线上的月亮。
- a horizontal line, plane, etc.水平线, 水平面。
派生词
horizontality
nounhorizontally
adverb词源
mid 16th cent. (in sense 3)： from French, or from modern Latin horizontalis, from late Latin horizon, horizont- （see HORIZON）.