cordons

n.

警戒线，警戒圈( cordon的名词复数 )；

cordon off布置警戒线戒严；隔离

1. Demonstrators broke through the police cordon.
   示威群众突破了警戒线。
2. There is a tight security cordon around the area.
   这一地区周围设有严密的安全警戒圈。
3. The police cordon was unable to hold back the crowd.
   警方的警戒线阻挡不住人群。

1. Police cordoned off the area until the bomb was defused.
   警方封锁了这个区域直至拆除炸弹的引信为止。

The toll cordons in Norway: an overview
The Experience of Urban Toll Cordons in Norway: Lessons for the Future
Renforcement pour cordons de pneu et leur application aux pneus à carcasse radiale
Comparison of judgmental and optimal road pricing cordons
The geomorphologic evolution of the wilderness dune cordons, South Africa
Cryoplanation littorale et cordons glaciels de basse mer dans la région de Rimouski, Cote Sud de L'estuaíre du Saint-Laurent, Québec
Channelized sandstone bodies ('cordons') in the Tassili N'Ajjer (Algeria & Libya): snapshots of a Late Ordovician proglacial outwash...
Common regulation of feeding and mating in Aplysia fasciata: pheromones released by mating and by egg cordons increase feeding behav...
Induction of copulatory behavior in Aplysia: atrial gland factors mimic the excitatory effects of freshly deposited egg cordons
Association of spores of Phaeomoniella chlamydospora, Phaeoacremonium inflatipes, and Pm. aleophilum with grapevine cordons in Calif...