WORD BY WORD
flutter
英/flˈʌtɐ/
美/ˈfɫətɝ/
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01n.
摆动, 鼓翼, 烦扰
abnormally rapid beating of the auricles of the heart (especially in a regular rhythm); can result in heart block
02v.
摆动, 鼓翼, 烦扰
flap the wings rapidly or fly with flapping movements
03v.
拍(翅), 使焦急
flap the wings rapidly or fly with flapping movements