例句： You'd better set a goal before you start the drill.

例句： Stay tuned to us for the latest sports results.

例句： They looked down from a giddy height.

例句： A protruding rim, edge, rib, or collar, as on a wheel or a pipe shaft, used to strengthen an object, hold it in place, or attach it to another object.

例句： Looking at a beautiful painting always gives one satisfaction.

例句： Our manager is very strict with us.

例句： The whole house vibrates whenever a heavy lorry passes.

例句： Her resignation caused much public debate.

例句： He looks very manly in his uniform.

例句： Kill the goose that lays the golden eggs.