, holds a bundle of spears that he made for use with an atlatl, a Stone Age throwing device that uses leverage to sharply increase the speed and distance a spear can travel.

这是他制作的和梭标投射器（利用杠杆作用加快长矛速度、增加投射距离的石器时代的一种投射装置）一起使用的长矛。

youdao

A fighter jet, a piece of Britney Spears \ chewing gum, and even some toenail clippings have all been sold on eBay.

战斗机、一块布兰妮·斯皮尔斯嚼过的口香糖，甚至脚趾甲屑都曾经在易趣上出售。

youdao

A fighter jet, a piece of Britney Spears' chewing gum, and even some toenail clippings have all been sold on eBay.

战斗机、一块布兰妮·斯皮尔斯嚼过的口香糖，甚至脚趾甲屑都曾经在易趣上出售。

youdao

And people should always enter the water several at a time, in groups armed with weapons like sticks and stones, axes and spears.

VOA: special.2010.07.27

Was a controversy involving Britney Spears a few months earlier also an ethical lapse?

FORBES: Daytime Television

Teens and young men choose such games as a Pepsi racing challenge that features a Britney Spears lookalike.

FORBES: Magazine Article

Last month, a judge said Ms Spears, 25, showed "a habitual, frequent and continuous use of controlled substances and alcohol".

BBC: NEWS | Entertainment | Britney granted overnight custody