Thigh clearance between the slider and the seam edge causing slider to operate with difficulty.

拉链牙与布边的距离太近，导致拉链拉合有困难。

youdao

Take something long (I used a chopstick, but the end of a pencil or even a pair of scissors will also work well), slip it inside, and nudge the seam into a nice smooth edge.

用个长的东西(我用的是筷子，不过铅笔头甚至剪子也都行)，深入里面，将接缝边缘推的光滑美观。

youdao

I did the seam, then a stitch and overcast along the edge and another overcast only stitch over it again.

我做了缝，然后沿边缘缝阴和阴，另一只在它再次缝合。

youdao

This is a tough job because 21st century innovation weaves a fine seam between the leading edge and the bleeding edge.

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For his twelfth birthday, Sandy had gotten a large, flat black portfolio made of hard cardboard that folded along a sewn seam and was secured at the top edge with two attached lengths of ribbon that he tied in a bow in order to fasten the leaves.

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