词汇	孱钝
释义	孱钝 chán dùn懦弱愚笨。孱鈍
随便看	neutral refractory brick neutral regular insulin neutral relay neutral relay with heavy duty contact neutral relay with heavy duty contacts neutral relay with heavy-duty contacts neutral reportage neutral reporting neutral residue set neutral resin neutral resins neutral resistance neutral resistor neutral resistor panel neutral resonance neutral return neutral return path neutral revaluation neutral right neutral rights neutral rock neutral rolls neutral roll temperature neutral rope neutral route