An arrow is not empty是什么意思？

• satisfaction
• 队长的英文
• various
• bombarded
• 缺陷英文
• algiers
• brat
• repeat
• approaches
• autumn
• volume
• searches
• bothering
• neck
• scared
• BARRIE
• narrow
• giraffe
• conflict
• supper
• modernize
• explore
• maths
• permitted
• tomato
• firmness
• PEGGING
• client
• 局外人英文
• 参与者英文

• organizations
• rice
• 呼吁英语
• fake
• 方案英语
• giraffe
• erased
• 解决方案英文
• 权限英文
• searches
• saturday
• ticket
• cheese
• general
• 导师英文
• theatre
• pear
• toxicity
• lycopene
• polite
• 实施英文
• 分配英文
• 来源英语
• mind
• 造型的英文
• disappointed
• vehicle
• passage
• peeping
• 流浪者英文

• white key
• tin coating
• malabaricum
• in jeopardy
• stakerope
• seven days
• kneading machine
• treadle
• geminal
• guided missile
• opera ticket
• Wall concave
• keep faith
• stiffening agent
• pederasty
• noneystone
• suprapatellar
• Kniss