loyal       
adjective uk/ˈlɔɪ.əl/ us/ˈlɔɪ.əl/
B2 忠实的,忠诚的
firm and not changing in your friendship with or support for a person or an organization, or in your belief in your principles
  Jack has been a loyal worker in this company for almost 50 years. 杰克是这家公司忠诚的员工,已经干了快50年了。 
 When all her other friends deserted her, Steve remained loyal. 当其他朋友都离她而去的时候,史蒂夫依然对她不离不弃。 
 She's very loyal to her friends. 她对朋友非常忠诚。 
 Synonyms: committeddedicateddevotedfaithful (LOYAL)firm (CERTAIN)stalwart (LOYAL)staunch steadfast steady true (SINCERE)unfalteringunshakeable unswervingunwavering
Opposite: disloyal
Compare: loyalistpatriotic
 - More examples
 - After years of loyal service, his boss gave him the shaft by firing him just before he would have qualified for a pension.
 - My family are staunchly loyal.
 - The shop attracted a loyal following among the well-heeled.
 - I have always been a loyal supporter of Arsenal.
 - All my friends remained loyal to me.