my （或his等） lips are sealed

my （或his等） lips are sealed used to convey that one will not discuss or reveal something 守口如瓶, 闭口不谈。

• hang on to
• oxycarpous
• devastation
• demonstrate to
• rhymesters
• slippery
• dominoes
• carve-up
• physes
• cabin-class
• roiliest
• interfaith
• champagne socialist
• mealbeetle
• telegnosis
• bereavement
• make out of
• be left with
• option
• monophasicity
• talk the back leg off a horse
• Lardizabalaceae
• stockages
• a poisoned chalice
• honeymoon
• be in a snit
• rollickingly
• pipelaying
• cross reference to
• lynch laws
• decorum
• haunted expression / look
• datum points
• stallage
• EVR
• Somersetshire
• geocorona
• nitro group
• antidepressive
• king cobras
• bird off
• short-long flashing light
• metabolic pathway
• mean value
• EHP
• saggings
• Phanariots
• derivational
• Umbilicariaceae
• ABM
• paragraphical
• tip one's lid
• scrummagings
• ladler
• fire hydrants
• informidable
• Onchidiidae
• content someone with
• AAPSS
• redeemings
• immeasurability
• agro-based industry
• lascivious
• manoeuvring
• natural detail
• isotopic chronometer
• tight as Kelsey's huts
• macouns
• in the worst way
• fruitiest
• pipe up (with sth)
• sym.
• high tension
• landing pattern
• pore
• nittier
• box room
• demand limiter
• spinal accessory nerve
• belong to sth
• at sb’s expense
• perspiratory
• gift warrant
• speak from memory
• jobholder
• lay a (或 one's) course
• gum elastic
• archosaurs
• (do / try) the … thing
• foveate
• token ring
• in the night
• meconium
• Lipalian
• Len i-Lenapes
• play ducks and drakes with
• Nat
• PD radar
• joint arm
• put/stick your oar in