英德
有道
百度
谷歌
图片
维基
百科
开口环 [kāi kǒu huán]
split ring
clip ring
spring ring
[机] snap ring
clip ring
spring ring
[机] snap ring
- 正面的萼裂片短柔毛，平展，开口环无。
21 (20) Calyx lobes adaxially pubescent, spreading, orifice ring absent. - 为避免精液倒流，请在起身前取出避孕套。 取出时捏紧并旋转开口环的同时缓地将套拉出。
Twist the outer ring so that the semen is contained in the condom and gently pull the device out of your vagina. - 目的探讨经尿道输尿管开口环切行肾输尿管全长切除术治疗肾盂癌的应用价值。
Objective To study the value of nephrectomy combined with transurethral excision of remaining ureter in the treatment of renal pelvic tumor.
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中国词汇量第二的英语词典
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