desperately/ 'dεspərɪtlɪ /

1.adverb [struggle] [ shout etc+] 
(frantically) 拼命地

2.adverb [+ill] [ unhappy etc] 
(terribly,awfully) 极度地

desperately trying to escape
拼命逃窜
he desperately needs help
他极度需要帮助