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单词 erratic
释义
er·rat·ic (ĭ-rătĭk)
adj.
1. Having no fixed or regular course; wandering: the erratic flight of a moth.
2. Lacking consistency, regularity, or uniformity: an erratic heartbeat.
3. Deviating from the customary course in conduct or opinion; eccentric: erratic behavior.
n.
Geology
A rock fragment that has been transported by ice to a location other than its place of origin and that may range in size from a pebble to a large boulder.

[Middle English erratik, from Old French erratique, from Latin errāticus, from errāre, to wander; see ers- in the Appendix of Indo-European roots.]

er·rati·cal·ly adv.
er·rati·cism (-ĭ-sĭzəm) n.
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更新时间:2025/3/22 10:41:37