名詞 louse:

1. wingless usually flattened bloodsucking insect parasitic on warm-blooded animals
   同義詞：sucking louse
2. a person who has a nasty or unethical character undeserving of respect
   同義詞：worm, insect, dirt ball
3. any of several small insects especially aphids that feed by sucking the juices from plants
   同義詞：plant louse
4. wingless insect with mouth parts adapted for biting; mostly parasitic on birds
   同義詞：bird louse, biting louse

1. Loused the project; louse up a deal.
   攪壞這個工程，搞壞一樁交易
2. A crab louse.
   毛虱，陰虱

louse

n.（名詞）
pl. lice[los] Any of numerous small, flat-bodied, wingless biting or sucking insects of the orders Mallophaga or Anoplura, many of which are external parasites on various animals, including human beings.
【復數】 lice[los] 虱，寄生蟲：無數小的，身體扁平，沒翼的咬人吸血昆蟲，其中許多是多種動物的外部寄生物
pl. lous.es Slang A mean or despicable person.
【復數】 lous.es 【俚語】 低級或可鄙的人
v.tr.（及物動詞）
loused,lous.ing,lous.es 【俚語】
To bungle:
搞亂，弄壞：
例句：
loused the project; louse up a deal.
攪壞這個工程，搞壞一樁交易

來源：
Middle English
中古英語
from Old English lôs * see lôs-
源自 古英語 lôs *參見 lôs-