sweep·er /ˈswipɚ/
打掃者,掃雷艦
Sweep·er n. One who, or that which, sweeps, or cleans by sweeping; a sweep; as, a carpet sweeper.
It is oxygen which is the great sweeper of the economy. --Huxley.
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sweeper
n 1: an employee who sweeps (floors or streets etc.)
2: a cleaning device with revolving brushes that pick up dirt
as the device is pushed over a carpet [syn: carpet
sweeper]
3: little-known nocturnal fish of warm shallow seas with an
oblong compressed body