synonymous

synonymous: alike in meaning or significance 同义的，等同于…的

常用搭配：A is synonymous with B 

例句：

1.Las Vegas is synonymous with gambling.

Las Vegas and gambling are synonymous (with each other).   

2.Wang Sicong has been a synonym/byword for “fuerdai”�, the rich second generation.   

Wang Sicong’s name has been synonymous with “fuerdai”, the rich second generation. 

3.Loneliness is not synonymous with social isolation (how often a person meets or speaks to friends and family) or with solitude (which implies a choice to be alone).       

1.翻译：       

说到圣诞节，人们常常会想到充满节日氛围的装饰、礼物和圣诞老人。   

Christmas has always been synonymous with festive ornaments, gifts, and  Santa Claus.

2.例句

It is believed that beauty ia synonymous with a highly precarious yet glossy and impermeable outer shell.