单词	等温效率
释义	等温效率isothermal efficiency
随便看	external register，ext external reinforcement external relation external relations external releasing agent external remedies external reproductive isolation external request external reset external reset，exr external resistance external resource external respiration external--respiration external respiratory cavity external rhythm external ring external ring joint external root sheath external rossby scale external rotation external rotators external rotor external rotor hysteresis synchronous motor external-rotor motor