perpendicular
perpendicular 英 [ˌpɜ:pənˈdɪkjələ(r)] 美 [ˌpɜrpənˈdɪkjələ(r)]
adj. 垂直的，正交的；直立的；陡峭的 n. 垂线；垂直的位置
名词复数:perpendiculars
- Two lines that form a T are perpendicular to each other. They meet at a right angle. A person who is standing is perpendicular to the earth.
- 请先登录
- adj. 垂直的，正交的；直立的；陡峭的
- n. 垂线；垂直的位置
-
1. It was straight, correct, cold, perpendicular, levelled with the square, laid out by rule and line.
它笔直、整齐、冷酷、垂直，是用角尺、拉线和铅锤来达到这一平正和划一的。
-
2. A severe facade rose above this door; a wall, perpendicular to the facade, almost touched the door, and flanked it with an abrupt right angle.
大门的上方便是那房屋的正面，气象庄严，一道和房屋正面垂直的墙紧靠在大门旁边，构成一个生硬的直角。
-
3. The researchers found that if they stretched out the substance in a second direction perpendicular to the first, it could then be stretched in any direction without harm.
研究人员发现，如果向着第一次拉伸的垂直方向拉扯，它仍然能够向着任何方向毫无损害地任意伸展。
- perpendicular (adj.) late 15c., from adverb (late 14c.), from Old French perpendiculer, from Latin perpendicularis "vertical, as a plumb line," from perpendiculum "plumb line," from perpendere "balance carefully," from per "thoroughly" (see per) + pendere "to hang, cause to hang; weigh" (from PIE root *(s)pen- "to draw, stretch, spin"). As a noun from 1570s. Related: Perpendicularly; perpendicularity.
- 请先登录
0 个回复