is used 是修饰 and 後面的句子.
trend for improving the water flow is used 用来改善水流的沟渠得到运用.
"trend is used for improving the water flow 运用沟渠来改善水流"
个人觉得这样句子比较顺.
is used 是修饰 and 後面的句子.
trend for improving the water flow is used 用来改善水流的沟渠得到运用.
"trend is used for improving the water flow 运用沟渠来改善水流"
个人觉得这样句子比较顺.