单词 water drain 例句 DEFINITIVE EXAMPLES 权威例句〔HOLE〕Make a hole in the bottom of each plant pot to let the water drain out. 在每个花盆的底部开一个洞,让水流出去。朗文写作活用〔drain〕All the water drains into the river.所有的水都流入这条河。外研社新...