parent strain

• 母株

parent strain的用法和样例：

例句

1. Pups can be separated when they are about half the parent size.
   幼株长到母株一半大小之时就能分离开来。
2. Function to shuffle the parent population.
   函数来随机组合亲本种群。
3. The computer projected each offspring, plus the parent, in a nine-square display.
   电脑把每一个子代加上亲本投射显示为九个方块。