dust-free

形容词 adj.
中文释义

英文释义

形容词 adj.
  1. Alternative form of dustfree. alt-of,alternative,not-comparable
    — Injector testing under pressure has never presented any difficulty. It is carried out in a small, dust-free cubicle fitted with an extractor fan and the meter calibration is checked annually.

词源

From dust + -free.
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