C2 noun #83,116 最常用

The branch of mechanics that deals with the mechanical properties of gases

pneumatics 30秒了解

  • (noun) The branch of mechanics that deals with the mechanical properties of gases
  • (noun) The scientific study or knowledge of spiritual beings and their relations to God, angels, and human beings.

Meanings

  1. 1
    noun The branch of mechanics that deals with the mechanical properties of gases
  2. 2
    noun The scientific study or knowledge of spiritual beings and their relations to God, angels, and human beings.
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