flipper

• 在美国英语中用来形容一个人行为不敬或过于随意，在这种场合显得不合适。

Used in American English to describe someone who is disrespectful or casual in a way that is not appropriate for the situation.

1. Casually disrespectfulB2informal

   Marked by a casual or disrespectful attitude, often in speech or behavior.

   轻慢无礼

   • She gave a flip response to his serious question.
   • His flip comments during the meeting offended several colleagues.
   • Don't be so flip about other people's feelings.
   • The teacher warned him for his flip attitude in class.

   同义词brashcheekyflippantimpudentirreverentoffhandpertsaucy

   反义词graverespectfulserioussinceresolemn

• 名词，指游泳（尤指潜水）时穿的扁平桨状鞋具，即脚蹼；也指水生动物用于游泳的宽扁桨状肢体，即鳍状肢。

A noun referring to either a flat, paddle-like shoe worn for swimming, especially underwater, or the broad, flat limb of aquatic animals specialized for swimming.

1. Swimming finB1formalsport

   A rubber or plastic shoe worn on the feet to aid swimming by providing a paddle-like surface, used especially for underwater swimming.

   脚蹼

   • He put on his flippers and dived into the water.
   • Snorkelers often use flippers to move more easily.
   • She bought a new pair of flippers for her scuba diving course.

   同义词fin

2. Aquatic animal limbB2formal

   The flat, broad limb of sea mammals such as seals, dolphins, or whales, which is adapted for swimming.

   鳍肢

   • The seal used its flippers to propel itself through the water.
   • Dolphins have two flippers on their sides.
   • Scientists study the flippers of penguins to understand their swimming mechanics.

   同义词finpaddle

3. Pinball leverB1informal

   A lever in a pinball machine that the player presses to hit the ball and keep it in play.

   弹球机拨杆

   • He pressed the flipper buttons quickly to keep the ball from falling.
   • The machine had two flippers at the bottom.
   • She became skilled at timing the flippers for high scores.