off and on/on and off

ˌoff and ˈon/ˌon and ˈofffrom time to time; now and again不时地；经常；断断续续地It rained on and off all day.雨断断续续地下了一整天。

• bintu
• catenary bridge
• Conservatives
• wild parsley
• fillest
• discourse on/upon
• BNS
• take up the hatchet
• transfusings
• superinfect
• transformational
• outdared
• wordsworthians
• courageous
• do violence to
• charge to
• rose of Heaven
• inscribed
• Innigkeit
• rhinolalia
• overmatching projectile
• gross anatomy
• detergence
• dressed to kill
• waucht
• Realtor
• function word
• napalm
• do wrong
• monohydric
• pro forma
• NAMH
• grumly ad
• exoticizes
• amaranth families
• be / get hip to sth
• haptera
• pyranosides
• green fingers
• microthermal climate
• stenokous
• Magnoliidae
• morass
• good butt
• coal mine
• menorah
• evangelisations
• lead hydroxides
• terraced roof
• cluster
• hydropically
• adrenal medulla
• merinos
• fighting top
• male heterogamety
• batter brace
• righthandedness
• Kamerlingh Onness, Heike
• capitalize on/upon sth
• caracal
• NIC
• brightly
• chime in
• put into practice
• Pamela
• subjective complement
• afferents
• synnema
• pacificistically
• nidificate
• Dane particle
• provincialise
• theorems
• density-volume relationship
• worm-eaten
• calico
• drawing paper
• glottological
• Jahn-Teller effect
• flounciest
• desterilised
• be engraved in / on your memory / mind / heart
• mootings
• wrappling
• dough bird
• helminthosporin
• monocarp
• Bill of Oblivion
• flanders poppies
• Bathysquillidae
• Mozarabs
• Silvanidae
• drift transistor
• melting points
• jarosite process
• shade-lover
• illiteratus
• palmaless
• solid explosive
• impertinence