by trial and error是什么意思？

• explore
• general
• vehicle
• polite
• disappointed
• front
• lesson
• lycopene
• 缺陷英文
• prompt
• 领域英语
• cloud
• 流浪者英文
• text
• begins
• 纪念品英语
• various
• fake
• searches
• 呼吁英语
• firmness
• erased
• organizations
• default
• theatre
• monitor
• juice
• BARRIE
• profile
• 局外人英文

• chess翻译
• dragon
• bombarded
• fiercely
• mind
• volume
• saturday
• aspect
• conflict
• PEGGING
• emergency
• permitted
• 来源英语
• 解决方案英文
• approaches
• satisfaction
• panicked
• giraffe
• 旋律的英文
• scared
• 权限英文
• predict
• reveal
• 长颈鹿英语怎么说
• candy
• passage
• 方案英语
• amazing
• modernize
• lake

• call on
• call up
• calm down
• carbon dioxide
• care for
• carry away
• carry off
• carry on
• carry out
• catch on
• catch up with
• center on
• change over
• chase after
• check in
• check out
• cheer up
• chicken feed
• chip in
• civil war
• clean up
• clear up
• cling to
• close at hand
• close up
• collide with
• come about
• come across
• come after