trochoid

名词 n. 形容词 adj.
中文释义

英文释义

名词 n.
  1. The curve traced by a point on a circle as it rolls along a straight line
  2. An organism or fossil with a trochoid shell (especially one in the gastropod family Trochidae), or the shell itself.
形容词 adj.
  1. Capable of rolling.
  2. Allowing rotation.
  3. High-spired; conical.

词形变化

trochoids plural more trochoid comparative most trochoid superlative

词汇关系

衍生词
epitrochoid hypotrochoid trochoidal

词源

词源 1
From Ancient Greek τροχοειδής (trokhoeidḗs), from τροχός (trokhós, “wheel”) + εἶδος (eîdos, “form, image”).
词源 2
From Ancient Greek τροχοειδής (trokhoeidḗs), from τροχός (trokhós, “wheel”) + εἶδος (eîdos, “form, image”).
0 次浏览 数据来源: Wiktionary