excidevt.切去(割掉)
EXCn.开挖(激励器;排气关闭)
exchanging switches倒闸操作
excitatory autacoid激素(内泌素)
exciton interaction激子相互作用
Excision of fat pad脂肪垫切除术
excitatory tendency兴奋倾向
excreta of silkworm蚕的排泄物
excusing conditions免责条件
excision of abscess脓肿切除术
Excision of urethra尿道切除术
exchang-rate risk汇率风险