The gas rises and traps the sun's heat in much the same way as the glass of a greenhouse,leading to a slow but steady buil-up of temperature.请问leading to a slow but steady buil-up of temperature.是做什么成份?

问题描述:

The gas rises and traps the sun's heat in much the same way as the glass of a greenhouse,leading to a slow but steady buil-up of temperature.
请问leading to a slow but steady buil-up of temperature.是做什么成份?

leading to做的是伴随状语,英语中经常用现在分词来做伴随状语,表示伴随着句子谓语动词的动作所发生的动作,所表示的意思还是lead to原来的意思,只是变了一个形式而已.