brushless

形容词 adj.
中文释义

英文释义

形容词 adj.
  1. Not requiring the use of a brush.; Of an electric motor: that does not use brushes, physical contacts for the commutator. not-comparable
    — a brushless motor
  2. Not requiring the use of a brush.; Not requiring the use of a hairbrush, scrubbing brush, or other brush. not-comparable
    — a brushless shaving cream

词汇关系

衍生词
brushlessness

词源

Etymology tree
Proto-Indo-European *bʰers-
Proto-Indo-European *-tis
Proto-Indo-European *bʰr̥stís
Proto-Germanic *burstiz
Frankish *burstibor.
Vulgar Latin *brustia
Old French broissebor.
Middle English brusshe
English brush
Proto-Indo-European *lewh₁-
Proto-Indo-European *lewHs-der.
Proto-Germanic *leusaną
Proto-Germanic *lausaz
Proto-Germanic *-lausaz
Proto-West Germanic *-laus
Old English -lēas
Middle English -les
English -less
English brushless
From brush + -less.
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