speed reduction是什么意思？

• firmness
• passage
• scared
• algiers
• various
• prompt
• general
• vehicle
• 局外人英文
• 确认英文
• begins
• predict
• permitted
• 缺陷英文
• supper
• volume
• silver
• passage
• fiercely
• brat
• BARRIE
• fake
• reveal
• front
• 呼吁英语
• sweater
• searches
• lesson
• disappointed
• aspect

• satisfaction
• giraffe
• committing
• 来源英语
• 分配英文
• tomato
• 权限英文
• modernize
• default
• amazing
• emergency
• lycopene
• pear
• saturday
• organizations
• banger
• monitor
• polite
• autumn
• 方案英语
• text
• searches
• cloud
• general
• repeat
• theatre
• rice
• bombarded
• client
• PEGGING

• reproof
• reprove
• reptilian
• repugnance
• repugnant
• repulsion
• requite
• rescind
• rescission
• rescript
• resigned
• resin
• resound
• resourceful
• respite
• resplendent
• respondent
• restitution
• restive
• resurgence
• resurrect
• resuscitate
• retainer
• retaliate
• retaliation
• reticulation
• retinue
• retiring
• retouch
• retrace