idiominformal(alsokeep your lip buttoned)to say nothing orstoptalking:保持缄默;不再说话He didn'twantto get into afight, so hedecidedtobuttonhislip.他不愿意卷入一场争执,于是决定保持缄默。SMART Vocabulary: related words and phrasesFalling silent and not speaking
be (on) non-speakersidiom
bite
bitesomethingback
clam
clam up
draw
draw a veil oversomethingidiom
gob
have nothing to say foryourselfidiom
mouth
speak
speechless
speechlessly
speechlessness
stick
stick insomeone'sthroatidiom
tongue-tied
unavowed
unmentioned
wordless
See more results ?(Definition ofbutton your lipfrom theCambridge Advanced Learner's Dictionary & Thesaurus? Cambridge University Press)#https://dictionary.cambridge.org//dictionary/english/button-your-lip##