The style also works as a single knot - but by knotting the hair twice the effect is more interesting, and easier to secure.

这款发型只编一个发结也很不错——但给头发打两次结后产生的效果好，而且编法也不难。

youdao

As a Padawan, Ben adopted the ancient tradition of growing a single braid of hair to indicate his status, despite the fact that this was not required by the modern Jedi Order.

作为学徒，本按照古老的传统留起了辫子，以表明自己的身份，但其实对新绝地武士团来说，这并不是必须的。

youdao

If not, well, legend has it that the sword is held up by only a single horse hair...

BBC: Nadine Dorries still under sword of Damocles

That other client--Barbara Campbell, a 55-year-old single mother with blonde hair, blue eyes and skin freckled by the Big Sky sun--toured the ranch by horseback only a week prior.

FORBES: Life