frank       
 adjective uk/fræŋk/ us/fræŋk/
 坦率的,坦诚的;直言不讳的
honest, sincere, and telling the truth, even when this might be awkward or make other people uncomfortable
  a full and frank discussion 全面而坦诚的讨论 
 There followed a frank exchange of views. 接下来大家坦诚地交换了意见。 
 The magazine, which gives frank advice about sex and romance, is aimed at the teenage market. 这本杂志面向青少年市场,对性和恋爱问题作出坦率的忠告。 
 To be perfectly frank with you, I don't think she's the person for the job. 十分坦诚地告诉你,我认为她不适合做那份工作。 
 Synonyms: blunt (RUDE)direct (HONEST)forthright
 frank      
verb [ T ] uk/fræŋk/ us/fræŋk/
 在(邮票)上盖戳;在(信封)上盖戳表示邮资已付
to print a mark on a stamp so that the stamp cannot be used again, or to print a mark on an envelope to show that the cost of sending it has been paid