单词	innerspring
释义	innerspring /ˈɪnəsprɪŋ / adjective North American term for interior-sprung.With most inner-spring mattresses, the same gauge spring is used throughout the mattress.... Both inner spring mattresses and foam mattresses have their positive qualities.
随便看	Ivorian ivoried ivorine ivory ivory black Ivory Coast Ivory, James ivory nut ivory tower ivory-towered ivory-towerish ivy Ivy League Ivy Leaguer i.w. IW IWC iwi I will thank you to do something Iwo Jima I wouldn't know I wouldn't say no IWW ixia Ixion

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