mind your language
US /maɪnd jʊər ˈlæŋɡwɪdʒ/
UK /maɪnd jʊər ˈlæŋɡwɪdʒ/

1.
注意言辞, 注意措辞
used to tell someone to speak more politely or to stop using offensive words
:
•
Mind your language, young man! There are children present.
注意你的言辞,年轻人!有孩子在场。
•
My grandmother always told me to mind my language.
我奶奶总是告诉我注意言辞。