sunburned本身可以作副词形式。
sunburned的动词形式是: sunburn
sunburned是一个形容词,它的意思是: 晒伤的;晒得黝黑而好看的;
例句He is sunburned from a day on the beach.他在海边一天晒黑了。
Dark-skinned whales appear to have less damage , but they too are getting sunburned .深色皮肤的鲸鱼似乎受损伤程度要轻一些,但是他们也同样在遭受灼伤。