[询问]but和while的用法?but和while都有“然而”的意思吧?那什么时候该用but,什么时候该用while?谁能给我解释下..万分感激~

Question

[询问]but 和while的用法?
but 和while都有“然而”的意思吧?
那什么时候该用but,什么时候该用while?
谁能给我解释下..万分感激~

Answer 1

While作并列连词用,意思为“而,然而”,表对比.而but表转折.注意用心比较体会while与but的句中用意
1.Some people waste food while others haven't enough.
有些人很费粮食,然而有些人却吃不饱.
2.The son was having a good meal at home,while the parents were working in the fields.
儿子在家吃好饭而父母却在田里辛勤劳作.
3.I ought to have helped her,but I never could.
我本该帮她但没能.
4.Honey is sweet,but the bee stings.
蜂蜜很甜,但蜜蜂有刺蜇人.