flutter/ 'fl^tər /

1.vi.[bird+] 
拍翅

2.vi.[flag] [ clothes+] 
飘动

3.vi.[heart] [ stomach+] 
悸动

4.vt.[+wings] 


5.noun [s] [of wings] 
拍动

6.noun [of cloth] 
飘动

7.noun [of panic] [ excitement] 
一阵心绪不宁