flip-flop

• 多义词：可指改变先前的决定或立场，人字拖，双稳态电子电路，或后空翻。

A noun with multiple meanings: it can refer to a reversal of a previous decision, a type of backless sandal, an electronic circuit with two stable states, or a backward somersault.

1. Reversal of decisionB2informalamerican

   A sudden or unexpected change of opinion or policy, often seen as inconsistent.

   立场转变

   • The politician's flip-flop on the tax issue angered many voters.
   • His flip-flop about the project's deadline confused the team.
   • The company's flip-flop on the merger strategy was criticized by analysts.

   同义词about-facereversalturnaroundu-turnvacillationvolte-face

2. Backless sandalA1informal

   A type of casual footwear consisting of a flat sole held to the foot by a V-shaped strap that goes between the big toe and the second toe.

   人字拖

   • She wore flip-flops to the beach.
   • I need to buy a new pair of flip-flops for summer.
   • He slipped on his flip-flops and walked to the pool.

   同义词sandalslipperthongzori

3. C1formalIT

   An electronic circuit that has two stable states and can be used to store binary data, commonly used in digital electronics.

   触发器

   • The flip-flop circuit is a fundamental building block of computer memory.
   • Engineers used a D-type flip-flop to design the register.
   • The state of the flip-flop changes with each clock pulse.

   同义词latch

4. Backward somersaultB1informalsport

   A gymnastic or acrobatic move where a person rotates backward in the air, landing on their feet.

   后空翻

   • The gymnast performed a perfect flip-flop on the mat.
   • He practiced his flip-flop until he could land it smoothly.
   • The cheerleader executed a flip-flop as part of the routine.

   同义词somersault

• 动词，指反复改变自己的意见或立场，常见于政治语境或决策场合。

A verb meaning to change one's opinion or position repeatedly, often in a political or decision-making context.

1. Reverse a decision or opinionB2informalamerican

   To change one's mind or position on an issue, often abruptly or repeatedly.

   改变立场

   • The politician flip-flopped on the tax reform issue.
   • He flip-flopped between supporting and opposing the new policy.
   • The company flip-flopped on its decision to relocate.

   同义词equivocatereconsiderswitchvacillatewaver

   反义词commitdecidepersevereresolvestand