单词：musculus sphicter urethra
单词：musculus sphicter urethra 相关文章
第五章 男性生殖系统 Chapter 5 Male Reproductive System ampulla ductus deferentis 输精管壶腹 anterior urethra 前尿道 base of porstate 前列腺底 body of penis 阴茎体 body of prostate 前列腺体 bulb of urethra 尿道球 bulbourethral gland 尿道球腺 cavernou
医学英语
Prostate Information The prostate is a gland, weighing 25 gram, below the bladder. Because it is situated around the urethra (bladder pipe), enlargement causes obstruction in urethra. Enlargement occurs naturally with age, and might be accompanied by
医学英语
Grammar Girl here. I'm on vacation this week, but before I left I updated one of the early episodes that I took down a few months ago. I hope you enjoy this new and improved version. Today's topic is addictive versus addicting, and we'll get to use a
英语语法 Grammar Girl
U.S. President Barack Obama travels Friday to Trinidad and Tobago to attend the fifth Summit of the Americas, a gathering of all hemispheric leaders minus Cuba. U.S. officials say the summit is an opportunity to forge a regional response to the glob
VOA标准英语2009年(四月)
By Melinda Smith Washington 01 June 2007 A growing number of critics are calling for stricter regulation of the pharmaceutical industry and how drugs are sold in the United States. The concern comes from medical experts, consumer groups and even fro
2007年VOA标准英语（六月）
英文歌词: ah........... ah........... If you put yourself in my sorry situation Tell me, would you dare? And if I told you that my road in life was nearly broken Would you even care? It's easy to tell me exactly what I should be Your perfect picture
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