excidevt.切去(割掉)
EXCn.开挖(激励器;排气关闭)
excitability cycle兴奋性周期
excursive movement过度运动
exchangable cation交换性阳离子
excavating machine挖掘机,电铲
Excision of nipple乳头切除术
excretory function排泄功能
Excision of bunion拇囊炎切除术
exculpatory clause有关开脱责任的条款
excitomotor center兴奋运动中枢
excitoreflex nerve兴奋反射性神经