runt /rʌnt/

• 1. 

  N-COUNT The runt of a group of animals born to the same mother at the same time is the smallest and weakest of them. (同一胎中)最弱小的幼仔 [oft N 'of' n]

  例：

  Animals reject the runt of the litter.

  动物们排斥一窝中最弱小的幼仔。