cat louse的用法和樣例：
例句
- The last event in this history of human-louse cohabitation was the transfer of the gorilla's Phthirus louse to people.
人虱同居的最後歷史事件就是大猩猩虱子對人的傳染。 - Hung-chien was of a mind with Dr. Johnson of England in not distinguishing between the rank of a louse and a flea.
鴻漸大有英國約翰生博士不屑分別臭蟲和跳虱的等級的意思。
