throw down the gauntlet是什么意思？

• narrow
• passage
• giraffe
• supper
• profile
• polite
• 旋律的英文
• vehicle
• peeping
• 解决方案英文
• 领域英语
• candy
• repeat
• 造型的英文
• panicked
• disappointed
• sweater
• banger
• volume
• 队长的英文
• autumn
• passage
• lycopene
• silver
• ultra
• prompt
• cheese
• ticket
• organizations
• 流浪者英文

• algiers
• explore
• bombarded
• pear
• 方案英语
• 导师英文
• dragon
• 局外人英文
• searches
• 呼吁英语
• maths
• amazing
• 权限英文
• 参数英文
• client
• brat
• rice
• predict
• neck
• satisfaction
• giraffe
• conflict
• cloud
• general
• emergency
• default
• juice
• general
• mind
• tourist

• to be honest
• in cash
• play jokes on
• play a trick
• have fun with
• the Milky Way
• Obon
• balanced diet
• get away with
• tell lies
• tired of
• make a bet
• in rags
• solar system
• Big Bang
• get the hang of
• weightlessly
• multicultural
• Calgary
• the Rocky Mountains
• have a gift for
• Lake Superior
• St Lawrence River
• crowd in
• Quaker