萨尔瓦多一年生产10万吨精炼铜。
El Salvador produces 100,000 tons of refined copper annually.
以优产为目的的精选养殖是有潜力的。
There is potential for selective breeding for better yields.
智利是世界上最大的产铜国。
著名的北京鸭就是这儿产的。
这辆卡车是30年前产的。
日常生活的标志就是耕作、牧羊和产羊毛。
Daily life was marked by farming, sheep raising and wool production.
然而，缺乏情况表明卵的大小——每一个繁殖周期下的蛋的数量——远低于产蛋的潜在限制。
Lack, however, suggested that clutch size—the number of eggs a bird lays per breeding cycle—is far below the potential limit of egg production.
很少在怀孕的那个阶段实施剖腹产。
孕产服务因下降的出生率而将被削减。
Maternity services were to be reduced as a consequence of falling birth rates.
每年他的母牛产犊时，他都为家里留下一两头。
When his cows calve each year he keeps one or two calves for his family.
她的分娩持续了10个小时后，医生才给她安排了剖腹产手术。
Her labour had lasted ten hours before the doctor arranged a Caesarean section.
筒仓发明之前，因为没有青草可以吃，奶牛在冬天产奶量减少。
Before silos were invented, cows gave less milk during winter because they had no green grass to eat.
马蒂内利经常提醒游客，他使用100%加州巴加罗山谷产的家种水果。
Martinelli reminds visitors often that he uses 100 percent homegrown fruit from California's Bajaro Valley.
这种葡萄酒是这一地区近十年来葡萄产量最好的两个年份之一生产的佳酿。
This wine is from one of the two best vintages of the decade in this region.
在各种高质量瑰宝中，湖州产的毛笔、徽州产的墨、宣城产的宣纸和端溪产的砚石最为出名。
Among the high-quality (质量) treasures, the writing brush produced in Huzhou, the ink stick produced in Huizhou, the xuan paper made in Xuancheng and the ink stone made in Duanxi are the best known.
杭州产的丝绸世界闻名。
非洲产的辣椒在世界各地有很大的市场。
Hot peppers from Africa have a large market all around the world.
一只章鱼每次会产下5万到20万个卵。
另一个原因是熊妈妈可能不够胖，无法为它们的幼崽产奶，所以一些熊可能会停止生育。
The other reason is that mother bears may not be fat enough to produce milk for their babies, so some bears could stop having babies.
这些母鸡产蛋量很大。
它把蛋产在沙中的浅洼地里，周围几乎没有保护措施。
It lays its eggs in shallow depressions in the sand with very little protection around them.
最好预先为母犬建一个产箱，这样母犬可以有时间去适应。
It is a good idea to build a whelping box well in advance so the bitch has time to get used to it.
你看，成年雌鸟在产蛋的过程中会在某些长骨内产生一层海绵状的骨组织。
You see, adult female birds during egg production produce a layer of spongy bone tissue inside certain long bones.
2007年，丹佛动物园中的一只玻利维亚产美洲虎咬死了一名动物管理员。
A Bolivia-born jaguar killed a zookeeper at the Denver Zoo in 2007.
吉卜赛人发了一通吓人的牢骚，并宣称如果他再做几笔这样的交易，他就倾家荡产了。
The gipsy grumbled frightfully, and declared if he did a few more deals of that sort he'd be ruined.
他来自狂野的西部，这意味着他有响尾蛇般的毒牙，不像欧洲产的吸血鬼，他由太阳提供能量。
His wild-west origins mean that he has rattlesnake fangs, and unlike European vampires, he is powered by the sun.
高昂的价格鼓励农民提高畜牧业技术；例如，为了提高奶牛的产奶量，他们开始在室内喂养动物。
The high prices encouraged the peasants to improve their animal husbandry techniques; for example, they began feeding their animals indoors in order to raise the milk yield of their cows.
如果昆虫注意到这样的广告，这可能会促使它们将卵产在一个更迟钝、据推测更不会抵抗的寄主上。
If insects paid attention to such advertisements, they might be prompted to lay their eggs on a duller, and presumably less resistant host.
2005年国会发布的一份报告认为，在经济多元化方面，圣华金河谷在某些方面落后于阿巴拉契亚的产煤区。
A report commissioned by Congress in 2005 argued that the San Joaquin Valley is in some respects behind Appalachia's coal country in diversifying its economy.
50公斤重的大马哈鱼王曾经奋力爬上瀑布，把卵产在砾石床上，现在只有混凝土墙挡住静止的水和深深的泥床。
Where 50-kilogram king salmon once fought their way up waterfalls to lay their eggs in gravel beds, there now are only concrete walls holding back still water and deep beds of muddy deposits.
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