Apparently, Edward VII got fat and couldn't button his vest over his belly, so now nobody does.

很明显，爱德华七世由于太胖不能扣他大肚子上的扣子，所以现在大家也效仿。

youdao

Leaves the bottom button of his vest undone.

穿马甲时不扣最下面一粒扣子。

youdao

For the full-on grunge look, emulate Caroline D'Amore and pair a plaid button down with a jean or leather vest and add gothic-inspired tights.

要想有乞丐装的感觉，可以模仿卡罗琳·达莫尔，用格子衬衫搭配牛仔或皮背心，并配上哥特式风格的紧身衣。

youdao

By the way, the fleece vest over a button-down shirt thing originated at SAC.

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