excretan.排泄物
EXCn.开挖(激励器；排气关闭)
Excision of intracranial varicose vein颅内曲张静脉切除术
Excisional biopsy of perivesical tissue膀胱周围组织切除活组织检查
Excision of cervix by electroconization宫颈电锥形切除术
Excimer laser epithelial keratomileusis准分子激光上皮瓣下角膜磨镶术
excavating type squamous cell carcinoma穿凿型鳞状细胞癌
Excision of intestine for interposition肠切除用于插补术
excretory micturition cystourethrography排泄性排尿式膀胱尿道造影(术)
excavating by double-side-wall drift双侧壁导坑
Excision of female urethral diverticulum女性尿道憩室切除术
excisional new attachment of periodontum切除性牙周膜新附着术
"he kept finding excuses to stay"
"every day he had a new alibi for not getting a job"
"his transparent self-justification was unacceptable"
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