小孩子们喜欢模仿老师的口音来逗乐大家。

The kids love to ___mimic their teacher's accent to make everyone laugh.

这款新材料可以模仿蝴蝶翅膀的变色效果。

This new material can ___mimic the color-changing effect of butterfly wings.

这种无毒蝴蝶的外表模仿有毒的品种来躲避捕食者。

The harmless butterfly's appearance ___mimics a poisonous species to avoid predators.