It doesn't have any slashing ability. It's basically a vestigial arm.

它的前肢没有挥砍能力。基本上是退化残留。

It's vestigial, meaning it no longer serves its original purpose.

它经过退化，这意味着它不再具有最初的功用。

Up to 85% of people have a vestigial muscle called the " palmaris longus."

多达85％的人有一种叫做“掌长肌”的退化肌肉。

We have a number of muscles in the body that have become largely vestigial.

我们身体里有很多肌肉已经退化了。

We have a muscle in the leg which has become largely vestigial.

我们腿上的一块肌肉大部分已经退化。

We have a number of muscles in the body that have become largely vestigial, they've shrunk.

我们身体里有很多肌肉已经退化，它们缩小了。

Because it was removable the appendix was thought to be vestigial, and worse, bad, because it can swell.

因为它是可切除的，所以阑尾被认为是退化的，更糟糕的是，它会肿胀。

There are several other vestigial structures like the plica semilunaris in the human body.

人体中还有其它的退化结构，例如半月形褶皱。

Unlike other vestigial structures, though, the appendix isn't always harmless — it can become dangerously inflamed.

不过，与其他退化结构不同，阑尾并不总是无害的，它会严重发炎。

A new St. Edward's Crown was created (possibly using vestigial materials from the original) for Charles II's coronation in 1661.

1661 年查理二世加冕时，一个新的圣爱德华王冠被创造出来（可能使用了原件的残留材料）。