Word · Frequency #22300
perpendicular
垂线；垂直面
A line or plane that is at right angles to another line or plane.
- 1.
A line or plane that is perpendicular to another.
与另一线或平面垂直的线或平面
- 2.
a straight line at right angles to another line
与另一条线成直角的直线
- 3.
A device such as a plumb line that is used in making or marking a perpendicular line.
用于制作或标记垂直线的装置,如铅垂线
- 4.
a Gothic style in 14th and 15th century England; characterized by vertical lines and a four-centered (Tudor) arch and fan vaulting
14至15世纪英格兰的哥特式风格；特点是垂直线条、四心拱(都铎拱)和扇形拱顶
- 5.
a cord from which a metal weight is suspended pointing directly to the earth's center of gravity; used to determine the vertical from a given point
悬有金属重物指向地球重力中心的线；用于确定某点的垂线
铅垂线；垂直式建筑；与另一线或平面垂直的线或平面；与另一条线成直角的直线；用于制作或标记垂直线的装置,如铅垂线
In use
The student drew a perpendicular from the vertex to the base of the triangle.
Use a set square to ensure the perpendicular is exact.
The construction worker checked the perpendicular of the wall with a plumb line.
draw a perpendicular
Draw a perpendicular from point A to line BC.
从点A向线段BC画一条垂线。
the perpendicular to something
The perpendicular to the base is the altitude of the triangle.
底边的垂线就是三角形的高。
drop a perpendicular from [point] to [line]
常用于几何作图。
Connections
Collocations
- drop a perpendicular
- 作一条垂线
- Drop a perpendicular from point A to line CD.从点A向直线CD作一条垂线。
- draw a perpendicular
- 画垂线
- Use a set square to draw a perpendicular through the midpoint.用三角尺过中点画一条垂线。
- erect a perpendicular
- 作垂线（几何作图）
- The student erected a perpendicular at the endpoint of the segment.这名学生在线段端点处作了一条垂线。
- the perpendicular to a line
- 一条直线的垂线
- The perpendicular to a line forms a right angle with it.一条直线的垂线与它成直角。
- from the perpendicular
- 偏离垂直位置
- The wall leans slightly from the perpendicular.这面墙略微倾斜，偏离垂直位置。
Learner notes
Memory Tip
记忆联想：perpendicular 中含‘pend’（像悬挂），铅垂线悬挂后必定垂直；一条线与另一条成直角，即垂线。
Context & Register
语域：formal 常见场景：geometry、construction、architecture 作名词时，perpendicular 通常用于几何、建筑、测量等专业语境，属于较正式的用语；日常表达“垂直的”多使用形容词形式。
Grammar Note
常与介词to连用，表示垂直于某线的垂直线。
Pronunciation & Spelling
perpendicular 的重读部分为 /ˈdɪkjəlɚ/。与其押韵的词（重读元音及之后音素为 /ɪkjəlɚ/）：particular /pɚˈtɪkjəlɚ/、curricular /kəˈrɪkjəlɚ/、vehicular /vəˈhɪkjəlɚ/。注意：muscular /ˈmʌskjəlɚ/ 和 vernacular /vɚˈnækjəlɚ/ 拼写都以 -cular 结尾，但重音和元音不同，不押韵。
Learn the forms together
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from ECDICT, WIKTIONARY.