I tried to lead the discussion back to the main issue.
我试图把讨论引回到主要问题上。
She has tried to lead a good life.
她努力规规矩矩地生活。
He should be able to lead a perfectly normal life.
他应该能够过上完全正常的生活。
Social and political problems led to the outbreak of war.
社会和政治问题导致了战争的爆发。
Eating too much sugar can lead to health problems.
食用过多的糖会引起健康问题。