The shoes have elasticated gussets, making them easy to slip off and on.这种鞋嵌入三角形松紧布，穿脱方便。The shoes have elasticized gussets, making them easy to slip off and on.这种鞋嵌有三角形松紧布，穿脱方便。The shoes have elasticated gussets, making them easy to slip off and on.这种鞋子镶有三角松紧布，便于穿脱。