lemmings
n. [脊椎]旅鼠(lemming 的复数)
例句
When their food supply is sufficiently large, the lemmings live a normal, undisturbed life.
当食物供给量足够大时,旅鼠过着正常、不受干扰的生活。
When the lemmings' food supply becomes too low to support the population, a singular migration commences.
当旅鼠的食物供应不足以维持种群时,一次特别的迁徙就开始了。
However, when the lemmings' food supply becomes too low to support the population, a singular migration commences.
然而,当旅鼠的食物供应变得太少而无法维持种群时,一次特别的迁徙就开始了。