unpredictably

释义

adv.

不可预见地, 不能预料地

在例句中理解 1 句

1. Because the cave fish may not need less sleep—they may need to stay awake to forage more in an environment where food can be scarce and appear unpredictably.

   因为穴居鱼可能并不需要睡得更少——它们可能需要保持清醒，以便更经常地在食物短缺和食物不常出现的环境中觅食。