louse

• 指一种小型无翅的寄生昆虫，生活在温血动物身上；非正式用法中也指卑鄙无耻或令人鄙视的人。

A noun referring to a small, wingless parasitic insect that lives on warm-blooded animals, or, informally, a contemptible or unethical person.

不规则复数

1. Parasitic insectB1formalmedical

   A small, wingless insect that lives on the skin or hair of warm-blooded animals and feeds on their blood.

   虱子

   • The child had lice after playing with an infested friend.
   • Lice can cause intense itching and irritation.
   • Special shampoos are used to treat head lice.

   同义词cootiegrayback

2. Contemptible personB2informal

   A person who is dishonest, unpleasant, or morally reprehensible.

   卑鄙小人

   • He's a real louse for cheating on his taxes.
   • Don't trust that louse; he'll betray you.
   • She called him a louse after he lied to her.

   同义词creepcurheeljerkrascalratroguescoundrelscumskunksnakeswineweaselworm

3. Plant pestC1formalscientific

   A small insect, such as an aphid, that feeds on plant juices and can damage crops.

   植物害虫

   • The garden was infested with plant lice.
   • Aphids are a common type of louse that attack rose bushes.
   • Farmers use pesticides to control lice on their crops.

   同义词aphidgreenflyplant louse

4. Biting insectC1formalscientific

   A wingless insect with mouthparts adapted for biting, often parasitic on birds.

   咬虫

   • Bird lice are common in poultry farms.
   • The veterinarian checked the parrot for biting lice.
   • These lice can cause feather loss in birds.

   同义词bird louse