jamming

• 名词，指通过干扰、阻塞或制造故障来妨碍正常运作的行为，常用于无线电信号、机械装置或音乐（如即兴演奏会）的语境。

A noun referring to the act of blocking, interfering, or causing a malfunction, often used in contexts of radio signals, machinery, or music (as in a jam session).

不可数

1. Musical improvisationB1informal

   The act of playing music spontaneously with others, often in an informal setting.

   即兴演奏

   • The band spent the afternoon jamming in the garage.
   • They had a great jamming session last night.
   • Jamming with friends is a fun way to create new music.

   同义词improvisationjamjam session

2. Interference or blockageB2formaltechnical

   The act of blocking or interfering with a signal, communication, or mechanism.

   干扰或阻塞

   • The radio signal was disrupted by jamming from a nearby transmitter.
   • The printer is jamming because of a paper misalignment.
   • Electronic jamming can prevent enemy communications.

   同义词blockingdisruptioninterferenceobstruction

• 动词，表示把某物塞进狭小空间、使机械卡住，也指（非正式）即兴演奏音乐。

A verb used to indicate the act of forcing something into a tight space, causing a machine or mechanism to become stuck, or (informally) playing music in an improvised session.

1. Preserve fruitB1formalculinary

   To cook fruit with sugar until it becomes thick and spreadable.

   熬果酱

   • She jams strawberries every summer.
   • He learned how to jam oranges from his grandmother.
   • They jammed the apples into a delicious preserve.

   同义词conservepreserve

2. Force or squeezeB1informal

   To push something tightly into a space.

   塞进

   • He jammed his foot into the shoe.
   • She jammed the papers into her bag.
   • They jammed the suitcase shut.

   同义词cramforcepressramshovesqueezestuffwedge

   反义词dislodgeextractfreereleasewithdraw

3. Block or become stuckB1informal

   To cause a machine or mechanism to become stuck or unable to move.

   卡住或卡死

   • The printer jammed because of too much paper.
   • He jammed the lock with a broken key.
   • The gears jammed and the car stopped.

   同义词blockclogcongestcramdisableimmobilizelodgeobstructpackseizesqueezestickstuffwedge

   反义词freeloosenrelease

4. Interfere with signalB2formalIT

   To block or interfere with a radio or electronic signal.

   干扰

   • The enemy tried to jam our communications.
   • They used a device to jam the GPS signal.
   • The radio station was jammed by interference.

   同义词blockdisruptinterfereobstructscramble

5. Improvise musicB2informalart

   To play music in an informal, improvisational way with other musicians.

   即兴演奏

   • The band loves to jam together on weekends.
   • They jammed for hours in the garage.
   • He invited his friends over to jam some blues.

   同义词freestyleimproviseplay aroundriff