frontbencher

noun

1. （英国议会中的）前座议员
   an important member of the government or the opposition in the British parliament, who sits in the front rows of seats

1. (英国议会中的)前座议员
   In Britain, a frontbencher is a member of Parliament who is a minister in the Government or who holds an official position in an opposition party.

1. He is the government's longest serving frontbencher.
   他是政府中任期最长的前座议员。

noun

1. a member of the House of Commons who is a minister in the government or who holds an official position in an opposition party