英语词汇“free-fall”的读音、翻译、释义、用法及例句-智慧网

词汇	free-fall
释义	free-fallfree-falln.1.■①自由下落[下降]②跳伞员于降落伞张开之前的自由降落③自由下跌
随便看	photobiotic photobleaching photobleach material photobotany photo calibration mirror photocall photocalque photocapacitance photocarrier photocartograph photocartography photocatalysed photocatalysis photocatalyst photocatalyzer photocathode photocathode effective diameter photocathode efficiency photocathode illumination photocathode luminous sensitivity photocathode phosphor image intensifier photocathode-phosphor image intensifier photocathode radiant sensitivity photocathode resistance photocathode response

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