tailcoat

noun

1. 燕尾服；男子晚礼服
   a long jacket divided at the back below the waist into two pieces that become narrower at the bottom, worn by men at formal events

1. （男子在正式场合穿的）燕尾服，晚礼服
   A tailcoat is a man's coat which is short at the front with long pieces at the back. Tailcoats were popular in the 19th century and are now worn only for very formal occasions, such as weddings.

1. This tailcoat looks as if it were made for you.
   这件燕尾服看上去就像为您定做的。
2. Tailcoat Parsons further pointed out the two functions of school class: socializing and selecting.
   帕森斯则进一步指出，学校班级具有社会化和选拔两种主要功能。

noun

1. formalwear consisting of full evening dress for men

   Synonym:    dress suitfull dresstail coattailswhite tiewhite tie and tails