maintain at

maintain at

• 使保持在，使维持在(某种水平)：

  They must do their best to maintain sales at their usual rate.

  他们必须尽可能使销售额保持在平时的水平。

  We must maintain keen vigilance at all time.

  任何时候我们都要保持高度警惕。

• Legion of Honour
• acumination
• pneumatic drill
• insensate
• polytypes
• phased-array
• not be worth a damn
• in the meantime
• skylabs
• Wyomingite
• African-American
• mountaineerings
• a friend in need
• mesoclimatology
• B-type virus particle
• anima
• snye
• tabularizes
• neofeminist
• sea wracks
• black salt(s)
• indenters
• poo-poo
• seine
• spell something out
• stretch a point
• because
• Polygonaceae
• practical jokes
• terbutalines
• quantum jumps
• Elsasser's radiation chart
• photoengravings
• Webcam
• ABRO
• bedcoverings
• textbooks
• electrical distance
• clozes
• pressural
• explosive forming
• cock-a-doodle-doos
• in the red
• affianced to
• omnifariously
• sighful
• optical frequency
• staff-tree
• neuroglias
• rhabdion
• coup
• Serkin, Rudolf
• roof tax
• crazied
• gate-crasher
• furries
• established customs
• diving rudder
• smoke grenade
• hovelling或hoveling
• have fixed ideas / opinions
• Patellariaceae
• thoughtlessness
• queenslands
• squaremen
• drop ... off
• celebrants
• garry oaks
• denti-
• stop-cylinder press
• elizabeths
• dreen
• commentatorial
• base-height ratio
• snowdrifts
• biological weapon
• a made man
• Artemis
• outsits
• comdg
• Lineidae
• lacking
• not bother yourself/your head with/about sth
• bongoist
• deucing
• vegetable pear
• inclosures
• air-injection system
• set down one's foot
• radio silence
• headless
• black-hatting
• unifilar
• fluidize
• Dobrynin, Anatoly Fedorovich
• arenes
• ichthyic
• cold sores
• secular
• Mr.Big