We found more than 30,000 arrowheads in the pits.

我们在坑中找到超过三万支箭。

The difference between arrowheads is tiny.

每个箭差异都极小。

Mass production was the only way to explain the large numbers of arrowheads we found.

只有大规模生产才能合理解释我们所发现的箭。

I think they used moulds, so they were able to produce massive amounts of arrowheads with tiny differences.

我认为他们使用了模具才有可能制造差异如此之小的箭。

The city's artisans made arrowheads, leather goods, pottery, and jewelry.

该市的工匠制作箭、皮革制品、陶器和珠宝。

An " arrowhead" (arrowhead) is the end or the " tip, " we would call it, of an arrow.

“arrowhead”（箭）是箭的末端或“尖端”，我们称之为箭。

In summer, Maria hunted through the high grasses for arrowheads.

夏天，玛丽亚在高高的草丛中寻找箭。

Jorge Just: And you reach in your pocket, and you still have the arrowhead or whatever.

Jorge Just：当把手伸进口袋，然有箭之类的西。

This was even more exciting for Maria than finding arrowheads in the grass.

这比在草丛中找到箭更让玛丽亚兴奋。

Copper has a nice shine, and you can use it to make arrowheads and axes, but it is soft and gets blunt more quickly than stone.

铜闪着美丽的光，可以用铜锻造箭和斧子，但是铜很软，它比石更容易变钝。

We tested the arrowheads, and found the difference in their sizes to be less than 1cm, some of them only have a difference of 0.22mm.

我们检验了箭，发现大小差异小于 1 厘米，有些只有 0.22 毫米。

You can go to some of the areas and, if you dig around enough, in places like Badlands National Park you can find these arrowheads.

可以去一些地区， 如果足够深入，在像荒地国家公园这样的地方， 可以找到这些箭。

Rickon began to cry. His arrowheads fell from his hand one by one and clattered on the floor. Bran pulled him close and hugged him.

瑞肯哭了，箭从他手中一个又一个地滑落，坠地，叮当作响。布兰把他拉过来，紧紧搂住他。

A glassed case in the corner held the curios he had collected — specimens of butterflies, a rare arrowhead, a curious rock shaped like a human profile.

角落里的一个玻璃盒子里装着他收集的古玩——蝴蝶标本、罕见的箭、形状像人脸的奇石。

Next to the site, in a repurposed church, is the Aztalan Museum, which houses hundreds of artifacts, including pottery, arrowheads, and jewelry crafted from copper and shells.

阿兹塔兰博物馆位于遗址旁边一座经过改建的教堂内，收藏了数百件文物，包括陶器、箭以及用铜和贝壳制成的珠宝。

But inside the mound was indeed evidence for a city that had thrived during the Bronze Age, with charred stone, broken arrowheads, and damaged human skeletons suggesting a violent end.

但是在土丘里面确实有证据表明这座城市在青铜代蓬勃发展的痕迹，烧焦的石、破碎的箭和受损的人类骨骼表明这是一个暴力代的终结。

Some unfortunate animals ended up in terrariums or aquariums in my house, or I would be out in the plowed fields looking for arrowheads or Native American artifacts or rocks.

有些不走运的动物最后都被放在了我家的鱼缸或水族箱里，或者我在耕地里寻找箭或美洲原住民的手工艺品或石。

" Ghost found it. The blade was wrapped in a ranger's cloak and buried beneath the Fist of the First Men. There were other blades as well... spearheads, arrowheads, all dragonglass" .

" 是白灵找到的。匕首包在游骑兵的斗篷里，埋在先民拳峰底下，里面还有其他武器… … 矛尖，箭，统统由龙晶制成。"

The rest was arrowheads, a torrent of arrowheads, a flood of arrowheads, arrowheads enough to drown the last few stones and shells, and all the copper pennies too.

剩下的全是箭，洪流般的箭，淹没了最后几枚石子和贝壳，也淹没了那一小撮铜板。

And captopril, a blood-vessel-relaxing agent widely used to treat hypertension, is based on teprotide, from Brazilian arrowhead vipers, which helps the other toxins in the venom circulate quickly, and thus reach their targets rapidly.

卡托普利11―血管放松剂，广泛用于治疗高血压。它由替普罗肽组成，从巴西箭毒蛇12提取，能加速毒液中毒素循环，迅速到达患处。