sluice out的用法和樣例：
例句
- Don't rinse the tea leaves out into the sink.
切勿把茶葉沖洗到水槽里。 - Be careful to rinse all the soap out of your hair.
一定要把頭髮上所有的肥皂水沖洗掉。 - The torrents scoured out a channel down the hill side.
急流沿著山腰沖刷出一條水溝。 - This valley is said to have been cut out by swift rivers hundreds of years ago.
據說，這條山谷是幾百年前被急流沖刷而成的。
