睾丸
1.A developmental defect marked by the failure of the testes to descend into the scrotum.
2.A steroid hormone, such as testosterone or androsterone, that controls the development and maintenance of masculine characteristics.
3.Hoffmann K, Blaudszun J, Brunken C, Hopker WW, Tauber R, Steinhart H.
4.Despite this progress, however, women who lack ovaries altogether and men whose testicles have failed to develop or have been removed must still use donor gametes if they wish to have a child, which means that the child will not carry any of their genes.
5.Cambridge ESOL has been undertaking research into the use of digital audio technology in speaking assessment for several years, including the feasibility of such technology for double marking of speaking testes.
6.They are debilitated by the male sex hormone testosterone and, to make matters worse, men, who tend to be larger than women, are encumbered by their size.
7.Zhou HM, Zhang T and Liu YX (1997) : Localisation of LH receptor in rat epidydimis. Chinese Science Bulletin 42: 121-125.
