spiral

名词 n. 动词 v. 形容词 adj.
中文释义
英 /ˈspaɪɹəl/    美 /ˈspaɪɹəl/|/ˈspɑɪɹəl/

英文释义

名词 n.
  1. A curve that is the locus of a point that rotates about a fixed point while continuously increasing its distance from that point.
  2. A helix. informal
  3. A self-sustaining process with a lot of momentum involved, so it is difficult to accelerate or stop it at once.
    — My beloved friends and family who sustained and grounded me as I fell into the rabbit hole of this project or down the spiral of new parenthood.
  4. A section of track that forms a circle and crosses over itself, used for gaining height in mountainous territory.
动词 v.
  1. To move along the path of a spiral or helix. intransitive
    — The falling leaves spiralled down from the tree.
  2. To cause something to spiral. transitive
    — You need to learn how to spiral a ball.
  3. To increase continually. figuratively,intransitive
    — Her debts were spiralling out of control.
  4. To decline mentally. intransitive
    — She spiralled into a deep depression.
形容词 adj.
  1. Helical, like a spiral. not-comparable
    — The formation of tornados and water-spouts is very probably identical with that of dust-storms and "devils," viz., a sudden disturbance of the vertical equilibrium of the atmosphere, where by an upward rush of air is generated, which rapidly becomes spiral.

词形变化

spirals plural spirals present,singular,third-person spiraling US,participle,present spiralling UK,participle,present spiraled US,participle,past spiraled US,past spiralled UK,participle,past spiralled UK,past

词汇关系

相关词
aspirin spirea

词源

词源 1
From Middle French spirale, from Medieval Latin spiralis, from Latin spīra, from Ancient Greek σπεῖρα (speîra, “wreath, coil, twist”).
词源 2
From Middle French spirale, from Medieval Latin spiralis, from Latin spīra, from Ancient Greek σπεῖρα (speîra, “wreath, coil, twist”).
词源 3
From Middle French spirale, from Medieval Latin spiralis, from Latin spīra, from Ancient Greek σπεῖρα (speîra, “wreath, coil, twist”).
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