butterfly —— 《朗文当代高级英语辞典》中的释义

China

Language:	Old English
Origin:	buterfleoge, from butere ( BUTTER¹) + fleoge 'fly'; perhaps because many types of butterfly are yellow, or because people believed that butterflies steal milk and butter

butterfly
noun

but‧ter‧fly 发音表见“如何使用辞典”的页面

plural butterflies [countable]

1HBI a type of insect that has large wings, often with beautiful colours

have/get butterflies (in your stomach)

informal to feel very nervous before doing something:

I always get butterflies before an exam.

3DSS

a way of swimming by lying on your front and moving your arms together over your head while your legs move up and down

4 someone who usually moves on quickly from one activity or person to the next:

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