annular的词源

英文词源

annular (adj.)

"ring-shaped," 1570s, from French annulaire (16c.) or directly from Latin annularis "pertaining to a ring," from annulus, diminutive of anus "ring" (see anus). An annular eclipse (1727) is one in which the dark body of the moon is smaller than the disk of the sun, so that at the height of it the sun appears as a ring of light. Related: Annularity.

中文词源

annular：环形的

来自PIE *ano, 圆，环形，同anus.

该词的英语词源请访问趣词词源英文版：annular 词源，annular 含义。