There are two methods of collecting cow embryos -- directly through the birth canal, or surgically.
收集母牛胚胎的方法有两种, 一种是直接通过产道, 另一种是施用外科手术.
辞典例句
Again , the beam , the Homing beacon, is in many ways like a birth canal.
从某些角度来看, 家乡灯塔的光明指引就像出生的产道一般.
互联网
She was in the birth canal, and her head and ears were covered.
她在产道里, 头和耳朵都被裹住了.
互联网
A baby is separated with his mother after passing out of the birth canal.
胎儿是通过产道之后与母体分离的.
互联网