be serious是什么意思？

• passage
• polite
• 解决方案英文
• searches
• 领域英语
• scared
• 实施英文
• brat
• bothering
• peeping
• 参与者英文
• 流浪者英文
• explore
• monitor
• ticket
• profile
• vehicle
• tourist
• 参数英文
• banger
• 分配英文
• emergency
• reveal
• modernize
• cloud
• passage
• front
• searches
• 造型的英文
• fake

• committing
• conflict
• narrow
• supper
• 来源英语
• panicked
• approaches
• lake
• ultra
• bombarded
• volume
• 局外人英文
• 呼吁英语
• predict
• tomato
• erased
• rice
• fiercely
• chess翻译
• text
• default
• cheese
• general
• autumn
• maths
• 缺陷英文
• dragon
• permitted
• giraffe
• theatre

• unwelcome
• zookeeper
• rainstorm
• be trapped
• snowball
• mobile phone
• light rail
• used to
• in some ways
• theme park
• remote control
• word processing
• worksheet
• electrical appliance
• be used to
• health care
• flow chart
• team spirit
• Star sign
• fitting room