nitrifying bacteria是什么意思？

• 分配英文
• 导师英文
• organizations
• vehicle
• explore
• sweater
• peeping
• 长颈鹿英语怎么说
• fake
• 参数英文
• neck
• narrow
• silver
• ultra
• mind
• 实施英文
• 流浪者英文
• 确认英文
• saturday
• prompt
• tourist
• crayon
• cloud
• 领域英语
• ticket
• supper
• chess翻译
• lycopene
• bombarded
• 解决方案英文

• banger
• candy
• 造型的英文
• bothering
• maths
• erased
• failure
• satisfaction
• cheese
• droplets
• amazing
• giraffe
• permitted
• general
• algiers
• repeat
• fiercely
• lake
• emergency
• committing
• default
• text
• 队长的英文
• aspect
• scared
• autumn
• general
• lesson
• rice
• 纪念品英语

• clean the kitchen
• cook the chicken
• feed the fish
• talk on the phone
• wash clothes
• get ready
• bumper car
• Lego
• climb over
• underpass
• CD player
• math problem
• beauty shop
• salesclerk
• coffee shop
• gas station
• go straight
• newspaper stand
• buy a skateboard
• fly a kite
• see an art show
• see dinosaurs
• visit the library
• watch a soccer match
• Big Ben
• cherry blossom
• CN Tower
• opera house
• learn Wushu