It lies between the roll line and neck edge to help the collar roll correctly.

它处于领折线与领圈之间，有助于衣领的正确翻折。

youdao

The new summer T-shirt collar detail: simple classic edge - design, durable, easy to all-match.

夏季新款T恤圆领细节展示：简约经典包边圆领设计，经久耐看，易百搭。

youdao

The new summer T-shirt collar detail: simple classic edge - design, durable, easy to all-match.

夏季新款T恤圆领细节展示：简约经典包边圆领设计，经久耐看，易百搭。

youdao