ad-lib
Longman Dictionary of Contemporary English 5++LDOCE 5++ad-lib /ˌæd ˈlɪb/ verb (ad-libbed, ad-libbing) [intransitive, transitive]PERFORM to say things that you have not prepared or planned when you are performing or giving a speech （在…中）即兴讲话 SYN improvise I never use a script; I just ad lib the whole programme. 我从来都不用节目稿，整个节目我都是即兴发挥。 —ad-lib noun [countable]→ See Verb table
Examples from the Corpus
ad-lib• No one could remember the song very well, so we had to ad-lib.• The other actors were thrown into confusion when she started ad-libbing her final speech.• Betsy forgot her lines and had to ad-lib the rest of the scene.Origin ad-lib (1900-2000) ad lib “without any preparation” ((19-21 centuries)), from Modern Latin ad libitum “according to desire”ad-lib verbChinese
you prepared or Corpus things to that not have say
ad-lib
ad-lib /ˌæd ˈlɪb/
verb (past tense and past participle ad-libbed, present participle ad-libbing)
SYN improvise:
I never use a script; I just ad lib the whole programme.
—ad-lib noun [countable]
ad-lib /ˌæd ˈlɪb/
verb (past tense and past participle ad-libbed, present participle ad-libbing) Date: 1900-2000
Origin: ad lib 'without any preparation' (19-21 centuries), from Modern Latin ad libitum 'according to desire'
[intransitive and transitive] to say things that you have not prepared or planned when you are performing or giving a speech Origin: ad lib 'without any preparation' (19-21 centuries), from Modern Latin ad libitum 'according to desire'
SYN improvise:
—ad-lib noun [countable]