present perfect是什么意思？

• 导师英文
• BARRIE
• rice
• 解决方案英文
• front
• reveal
• 实施英文
• juice
• fiercely
• 权限英文
• approaches
• erased
• 参数英文
• silver
• general
• organizations
• polite
• 呼吁英语
• sweater
• searches
• toxicity
• intermission
• algiers
• cheese
• panicked
• general
• supper
• 分配英文
• PEGGING
• bombarded

• predict
• neck
• candy
• permitted
• profile
• droplets
• 确认英文
• ultra
• prompt
• committing
• text
• client
• 缺陷英文
• mind
• 造型的英文
• passage
• dragon
• 参与者英文
• lesson
• failure
• peeping
• 流浪者英文
• scared
• saturday
• lake
• 领域英语
• lycopene
• 队长的英文
• fake
• begins

• rouge and powder
• wide and magnificent
• Pencil bag
• truncus
• more than half
• Put the paint
• acroesthesia
• mercuric fulminate
• protecting state
• peak period
• mountain soap
• aposteme
• dienes
• Peear
• Cash exchange
• have respect to
• nemathelminth
• Like a riddle