词汇	double notched joint
释义	double notched joint 开槽叠接
随便看	external event detect module external event module external event port external event processor module external events external evidence external examination external examination of eye external examination of the larynx external examiner external examiners/assessors external exchange external excitation external excitation circuit external excited inverter external expansion external expenditure external experience External Expiratory Resistance external explanation external exposrue external exposure external exposure dose external expression of value external extendibility