on one's toes

on one's toes ready for any eventuality; alert 随时有准备的; 警觉的： he carries out random spot checks to keep everyone on their toes. 他进行现场随机检查以使每个人都保持警觉。 on one's toesalert; ready to act 机警；准备去做 * A good ball player is always on his toes. 好的球员总是很机警的。

• go back from one’s promise
• mutilator
• wrest off
• de trop
• chrome tanning
• cockatrices
• discretions
• Semtex
• Dutch elm
• polyclonal activators
• haberdasher
• hypostatised
• axises
• stomach sweetbread
• battle born states
• phosphogluconate pathway
• Heisenberg exchange coupling
• put sth in cold storage
• atomiser
• satellitic
• airtransportable
• make the bed
• raintrees
• embosser
• chimaerisms
• Kent-His bundle
• featherlet
• conceal from
• photopsy
• ufos或UFO's
• feme covert
• clean as a pin
• introspectionists
• disjasked
• dialectally
• shoot over to a dog
• behave oneself
• lunate bone
• conscript fathers
• housemaid's knee
• co-residents
• Tonga Islands
• microtomy
• chemospheres
• jam on
• helmet shell
• sb / sth is the exception that proves the rule
• amphoterite
• frequently
• national security
• come into notice
• arcanely
• organizations
• bulletin board system
• prudishnesses
• instil(l)ment
• novellas
• gas pumps
• firing lines
• adjustable propeller
• desmine
• scenically
• qualifying
• trechometer
• let's face it（或 let's be honest）
• lumen naturale
• business circles
• castle-nut
• throw/turn sb over the perch
• seriousmindedly
• Bizet, Georges
• Dunois, Jean
• cyclothymia
• teleostomous
• AS／ RS
• detestably
• no-waiting
• Morris, William
• closely related / connected / associated etc
• specific epithet
• not have the faintest (idea)
• gerrymander
• book bank
• melting ratio
• lackers
• cosmic background radiation
• Boolian
• adspeak
• monokini
• court hand
• put sth down
• valuationally
• septime
• Lane's law
• smutchiest
• standfirst
• Henry's law
• be becoming
• Araldite
• center staff