She didn't do anything. She was bystander.
她什么也没做，她只是旁观者。

发音词汇语法讲解
1.音标讲解
/ʃ/
she
  
2.语音技巧
连读：do-anything, was a 
重读：did’n,do,anything,bystander
弱读：she,she,was,a

3.英语口语词汇:
bystander/'baɪstændɚ/旁观者，看热闹的人

4.英语口语翻译：
这项研究调查了“旁观者效应”
The study investigates the 'bystander effect'.