This build-up blocks the flow of blood, reducing the heart's blood supply.这个句子中的reducing为什么是动名词形式?如果这样写This build-up blocks the flow of blood, reduce the heart's blood supply.语法上有错误吗?

This build-up blocks the flow of blood, reducing the heart's blood supply.这个句子中的reducing为什么是动名词形式?如果这样写This build-up blocks the flow of blood, reduce the heart's blood supply.语法上有错误吗? build up pack up build up怎么翻译 build up 什么意思? build up的用法 build it up build oneself up build-up area build up energy是什么意思 build sb up造句 build up one's build up my Build up your vocabulary. build up a code blocks 为什么无法运行,还总显示it seems that this project has not been build yet.RT,就算是选了bulid 也不行,连最简单的hello world 也无法运行,怎么回事哈? build sb up和build oneself up 的语境区别 build me up与build myself up一样吗如题! 是build up hope还是build hope up