informal

• 形容语言、行为或穿着轻松随意，不正式，适合日常交流而非正式场合。

Describes language, behavior, or dress that is relaxed, casual, or suitable for everyday conversation rather than formal occasions.

1. Not formal or officialB1formal

   Relaxed, casual, or unofficial in style, manner, or language.

   非正式的

   • The dress code for the party is informal.
   • They had an informal meeting over coffee.
   • His speech was too informal for a business conference.

   同义词casualcolloquialeasygoingfamiliarlaid-backrelaxedunceremoniousunofficial

   反义词ceremoniousformalofficial

2. Everyday languageB1formal

   Language used in ordinary conversation rather than in formal writing or speeches.

   非正式用语

   • The word 'gonna' is an informal contraction of 'going to'.
   • Informal expressions like 'cool' are common among friends.
   • The teacher advised against using informal language in the essay.

   同义词casualcolloquialconversationaleverydayfamiliarrelaxedunofficialvernacular

   反义词bookishceremoniousformalliteraryofficial