输卵管连接着卵巢和子宫。The fallopian tubes connect the ovaries with the uterus.胎儿在子宫内的发育a baby's development in the womb当受精卵植入子宫壁时，妊娠就开始了。Pregnancy begins when the fertilized egg is implanted in the wall of the uterus....
Typhoid fever sneaks in when sanitation fails.环境卫生搞不好,伤寒就会乘虚而入.Everyone who is going abroad will need to be immunised against typhoid.准备出国者均需注射伤寒预防针.Everyone who is going abroad will need to be immunized against typhoid....
这个增长百分率缓慢的区域称为坪.This region of slow percentage increase is called the plateau.花粉直接散落在头上, 因而自花受精百分率高.The pollen is shed directly on the stigma, resulting in a high percentage of self fertilization.盘型的百分率随白霜频率而异,自30到90.The...
Careful how you handle that gun. It's the real McCoy.你摆弄那支枪可要当心. 那是真枪啊.McCoy : He shapes how wines are made and marketed.他塑造了葡萄酒是如何制造并营销的.And in the fifth grade, the fastest runner was Ronnie McCoy.而五年级的时候, 我们班的飞毛腿是...