loose cover

基本解釋

The up & down journey switch: loose the outside cover to check the touch point, and adjust again.
上下行程開(kāi)關(guān)：松開(kāi)外蓋查看觸點(diǎn)，重新調(diào)整。
www.china-brand.net
The invention modifies the control property of the loose cover and promotes the stability thereof.
本發(fā)明改善活套控制性能，提高活套的穩(wěn)定性。
ip.com
Heading 48.20 does not cover loose sheets or cards, cut to size, whether or not printed, embossed or perforated.
品目48.20不包括切成一定尺寸的活頁(yè)紙張或卡片，不論是否印制、壓花、打孔。
www.china-customs.com

a fitted but easily removable cloth cover for a chair, sofa, etc (US and Canadian name slipcover)