constituency share

基本解释

And since Labour is expected to win the lion's share of constituency seats, it will not qualify for many top-up seats under the new system.
ECONOMIST: Labour in Wales
Some Lib Dems hint their party will not support the ongoing review of Commons constituency boundaries, which should give the Conservatives a greater share of seats, if they do not get their way.
ECONOMIST: Electing the Lords
Under the new regional list system used for the Euro-elections, a party's haul of seats depends on its overall share of the vote rather than on whether it came first in a particular constituency.
ECONOMIST: The victor spurned