Untidier
untidy（不整洁的, 凌乱的）的比较级形式
🗣️ 情景例句
This method should be widely promoted.
这种方法应该推广。
I'm sorry to have kept you waiting.
很抱歉，让你久等了。[分词作状语]
By infecting animals and letting them loose in the burrows,
通过让染上此病的动物在洞内乱跑，