pincer

• 指一种有两个相对钳口的夹持或切割工具，用于夹住、拔出或剪断物体；也指甲壳类及其他节肢动物肢体末端的钳状器官。

A noun referring to a grasping tool with two opposing blades used for gripping or cutting, or a claw-like appendage found on the limbs of crustaceans and other arthropods.

1. Grasping toolB1formal

   A hand tool with two pivoting arms and a compound lever mechanism, used for gripping, bending, or cutting objects.

   钳子

   • The electrician used a pincer to strip the wire.
   • He gripped the nail with the pincer and pulled it out.
   • The jeweler's pincer was delicate enough for tiny repairs.

   同义词forcepsplierstongs

2. Arthropod clawB1formalscientific

   A grasping structure, such as a claw or chela, found on the limb of a crustacean or other arthropod, used for capturing prey or defense.

   螯

   • The crab raised its pincer in a defensive posture.
   • A lobster's pincer can deliver a painful pinch.
   • The scorpion's pincer is used to hold its prey.

   同义词chelaclawnipper