cracker

• 在英国英语中作俚语使用，形容某人或某物极好、一流、出色。

Used in British English as slang to describe someone or something as excellent or first-rate.

1. Excellent or first-rateB2informalbritish

   Used informally to describe something of very high quality or skill.

   一流的

   • He is a crack shot with a rifle.
   • She is a crack player on the tennis team.
   • That was a crack performance by the band.

   同义词aceeliteexcellentexpertfirst-classfirst-ratemasteroutstandingskilledstellarsuperbtop-notch

• 有多种含义的名词：薄而脆的饼干，常配奶酪或肉酱食用（即苏打饼干/咸饼干）；对美国南方贫穷白人的贬义称呼；非法入侵计算机系统的黑客；小型爆炸响炮；或拉开时会响的节日惊喜拉炮。

A noun with multiple meanings: a thin, crisp wafer often eaten with cheese or spreads; a derogatory term for a poor White person in the southern United States; a programmer who gains unauthorized access to computers; a small explosive firework; or a party favor that pops when pulled apart.

1. Thin crisp biscuitA1formalculinary

   A thin, dry, crisp food item made from flour and water, often eaten with cheese or spreads.

   饼干

   • She served cheese and crackers as an appetizer.
   • He ate a cracker with peanut butter for a snack.
   • The children enjoyed a box of salty crackers.

   同义词biscuitsaltinesoda crackerwater biscuit

2. Offensive term for a poor white personC1slangamerican

   A derogatory slang term used in the southern United States to refer to a poor white person.

   对贫穷白人的贬称

   • The term 'cracker' is considered highly offensive in many contexts.
   • Historically, the word was used as a slur against poor white farmers.
   • Using 'cracker' as an insult is generally unacceptable today.

   同义词peckerwoodredneck

3. Malicious computer hackerB2informalIT

   A person who breaks into computer systems without authorization, often with malicious intent.

   入侵者

   • The cracker stole sensitive data from the company's server.
   • Security experts work to protect networks from crackers.
   • A cracker can cause significant damage to digital infrastructure.

   同义词attackerhackerintruder

   反义词defenderguardianprotector

4. Small explosive fireworkB1formal

   A firework that makes a loud popping or cracking sound when ignited.

   爆竹

   • Children lit crackers during the New Year celebration.
   • The cracker exploded with a loud bang.
   • Fireworks displays often include colorful crackers.

   同义词bangerfirecrackersquib

5. Party favor that popsB1formalbritish

   A paper tube that makes a popping sound when pulled apart, often containing a small toy or candy.

   拉炮

   • We pulled Christmas crackers at the dinner table.
   • Each cracker contained a paper crown and a joke.
   • The children were excited to open their party crackers.

   同义词snapper