impactor

名词 n.
中文释义
英 /ɪmˈpæktə/    美 /ɪmˈpæktɚ/

英文释义

名词 n.
  1. Any of several machines or devices in which a part impacts on another, or on a material.
    — cascade impactor
  2. An object which impacts another.
    — Chicxulub impactor

词形变化

impactors plural

词源

Borrowed from New Latin impāctor, from impingō + -tor.
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