1、but的同义词:yet、whereas.

2、yet中文释义:还;但是;已经。例句:On paper, I am the healthiest man alive, yet I feel permanently unwell.理论上,我是活着的最健康的人,但是我总感觉不舒服。

3、whereas中文释义:然而;鉴于;反之。例句:Pensions are linked to inflation, whereas they should be linked to the cost of living.养老金与通货膨胀挂钩,然而它们其实应该和生活费用挂钩。

4、but中文释义:但是;而是;然而。例句:Place the saucepan over moderate heat until the cider is very hot but not boiling.将炖锅置于中火上,直到把苹果酒煮热,但不要煮沸。