| 摘要 |
<p>Trousers for pregnant women comprises an adjustable elastic waistband with one or two side openings, at least opening from the bottom to the top of the body portion and being closed by a self-locking slide fastener which can be opened by any amount to increase the waist size. Each opening is closed on the inside by a bellows-like gusset, which may be of triangular shape and which does not show at the beginning of pregnancy.</p> |
