elastic

/ə-/ 名词 C1

中文：松紧带、橡皮筋、发圈

An elastic material used in clothing, particularly in waistbands and cuffs. (uncountable) · running shorts use elastic to eliminate the need for a belt
An elastic band. (countable)
Specifically, a hair tie. (US, countable, uncountable)

复数 elastics

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It is a mistake to think that that little room has elastic walls and can distend to any extent.

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