stoppers

n.

blockage consisting of an object designed to fill a hole tightly

同义词：plugstopple

an act so striking or impressive that the show must be delayed until the audience quiets down

同义词：show-stoppershowstopper

a remark to which there is no polite conversational reply

同义词：conversation stopper

(bridge) a playing card with a value sufficiently high to insure taking a trick in a particular suit

"if my partner has a spade stopper I can bid no trump"

Non-stoppers
Staph stoppers
Stoppers for containers, such as wine bottles, and corresponding accessory
Polyrotaxane with Cyclodextrins as Stoppers and Its Assembly Behavior
A copper(I)-complexed rotaxane with two fullerene stoppers
Toward Daisy Chain Polymers: "Wittig Exchange"of Stoppers in
Polyurethane hot-melt adhesives for the production of cork stoppers
Clay nanotubes for corrosion inhibitor encapsulation: release control with end stoppers
Transition metal templated formation of [2]- and [3]-rotaxanes with porphyrins as stoppers
Findings from a statewide program of respite care: a comparison of service users, stoppers, and nonusers