flutter
英 ['flʌtə]
美['flʌtɚ]
	    - vi. 飘动;鼓翼;烦扰
 - vt. 拍;使焦急;使飘动
 - n. 摆动;鼓翼;烦扰
 
英英释意
- 1. the act of moving back and forth
 
- 2. abnormally rapid beating of the auricles of the heart (especially in a regular rhythm); can result in heart block
 
- 3. a disorderly outburst or tumult;
 - "they were amazed by the furious disturbance they had caused"
 
- 4. the motion made by flapping up and down