perpendicular
英 [,p??p(?)n'd?kj?l?]
美 ['p?p?n'd?kj?l?]
- adj. 垂直的，正交的；直立的；陡峭的
- n. 垂線；垂直的位置
中文詞源
perpendicular 垂直的per-,整個(gè)的，-pend,懸掛，詞源同depend,pendulum.引申詞義垂直的。
英文詞源
- perpendicular
- perpendicular: see pendulum
- 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 weigh, to hang" (see pendant). As a noun from 1570s. Related: Perpendicularly; perpendicularity.
雙語(yǔ)例句
- 1. The left wing dipped until it was perpendicular to the ground.
- 左翼下垂至與地面成90度角。
來(lái)自柯林斯例句
- 2. Are the lines perpendicular to each other?
- 這些直線相互垂直嗎？
來(lái)自《權(quán)威詞典》
- 3. The two lines of bones are set perpendicular to one another.
- 這兩排骨頭相互垂直.
來(lái)自《簡(jiǎn)明英漢詞典》
- 4. The plumbline is always perpendicular to the horizontal plane.
- 鉛垂線總是垂直于水平面的.
來(lái)自《現(xiàn)代英漢綜合大詞典》
- 5. Let AB be perpendicular to CD.
- 設(shè)AB垂直于CD.
來(lái)自《現(xiàn)代漢英綜合大詞典》