I am sure, it was a song sung by the animals of long ago and have been lost to memory for many years.
我敢肯定，这是很久以前动物们唱的一首歌，而且多年来已被遗忘。
You may be a little rusty, but past experience and teaching skills won't have been lost.
你可能会有点生疏，但过去的经验和教学技巧不会丢了的。
Since then, some 5.3 million jobs, or one-third of the workforce in manufacturing, have been lost.
从那以后，大约有530万个工作岗位消失了，相当于制造业劳动力的三分之一。
Although some rivers have been recolonized, the unique genes of the original populations have been lost.
尽管一些河流被重新殖民，但原始种群的独特基因已经消失。
Seahorse's populations could fall precipitously, because so much of their habitat could have been lost to the spill.
由于大量的栖息地可能会因为漏油事故而消失，海马数量可能会急剧下降。
Although most of their scales have been lost, tunas and mackerels retain a patch of coarse scales near the head called the corselet.
虽然它们的大部分鳞片已经消失，但金枪鱼和鲭鱼头部附近仍保留着一块粗糙的鳞片，称为胸甲。
In fact, while some manufacturing jobs have been lost due to foreign competition, many more have been lost simply because of slow growth in demand for manufactured goods.
事实上，虽然一些制造业的工作岗位因外国竞争而流失，但更多的工作岗位只是因为对制成品的需求增长缓慢而流失。
Some 300 lives have been lost there since 1953.
自1953年以来，已有大约300人在这里丧命。 川火山4月13日猛烈喷发。
Yes, European jobs have been lost by offshoring, but unevenly.
确实，欧洲的工作被外国人拿走了，但分配并不均匀。
More than 5m jobs have been lost since the recession started in December 2007.
从2007年12月的经济衰退开始，已经有超过500万人失业。
In South Australia 22% of all mammals since pre-European settlement have been lost.
自从欧洲人定居前期以来，澳大利亚南部的所有哺乳动物的22%已经失踪。
In South Australia, 22% of all mammals since pre-European settlement have been lost.
自从欧洲人定居前期以来，澳大利亚南部的所有哺乳动物的22%已经失踪。
Thousands of jobs have been lost; nearly three-quarters of Kisumu's people are out of work.
成千上万的工作职位都不复存在，据了解，几乎四分之三的基苏姆人都没有工作。
Jobs have been lost for 21 months in a row, the longest losing streak since publication started in 1939.
就业岗位已经连续21个月减少，为1939年开始公布该指标以来跨度最长的下降区间。
Mayan culture is preserved today throughout the Yucatan, although many of the inscriptions have been lost.
玛雅文化在今天的尤卡坦半岛保留着，尽管许多碑文已经遗失。
Since then, the cassettes of this leisurely three-hour interview have been lost in the back of a cupboard.
从那时起，这3小时悠游访谈的录音带就被忘在了一个橱柜的后面。
If there is sufficient neural activity to trace, the device can restore memories after they have been lost.
如果有足够的神经活动可以追踪，该设备就能在记忆失去之后使之恢复。
However, if the component was offline, the cache may have been lost entirely or become significantly stale.
然而，如果组件是离线的，缓存可能全部丢失或者完全过期。
It will not have been lost on Mancini that his new signing has also made 45 appearances in the Champions League.
对于曼奇尼来说这笔签约绝对不会是失败的，毕竟这位选手已经在冠军联赛中出场了45次。
On average, since December, 76, 000 jobs have been lost eachmonth, equivalent to a monthly decline of 0.06%.
平均来说，自11月开始，每月减少76，000个就业机会，相当于每月减少0.06%。
Supporters say they mean more opportunities to sell U.S. goods overseas; critics say U.S. jobs have been lost.
支持者说这是美国向海外销售商品的机会。批评者说美国丢掉了许多工作机会。
The event was perfect evidence that without translation these stories would have been lost to English readers.
这件事恰恰证明：没有翻译，这些小说就不会为英文读者所拥有。
Had Spain lost to Italy their early-tournament brilliance would have been lost in a familiar fog of depression.
假如当初西班牙输给了意大利，那么他们在赛会前半程的华丽表演将会被失望情绪所掩盖。
Because of such worries, Huawei's efforts to buy American companies have been blocked and some sales have been lost.
因为这些忧虑，华为收购美企的努力屡屡受阻，一些生意也丢了。
Though several previous expeditions have been lost in the valley, there is no shortage of volunteers to have another go.
过去对恐怖谷几次探险虽然未取得成功，但不乏自有后来人。
Detox can take a year or more but the end result is a relatively stable historic artefact that would otherwise have been lost.
排毒可以采取一年或以上，但最终的结果是一个相对稳定的历史遗物，否则将被丢失。
If tools have been in use for many years, the reasons that decisions were made might have been lost or no longer relevant.
如果正在使用的工具已经使用了很多年，那么当初做出使用该工具的原因可能已经不存在，或者已经不相关了。
Perhaps only 5% of coral reefs can now be considered pristine, a quarter have been lost and all are vulnerable to global warming.
现在未遭受人类破坏的珊瑚礁大约只剩5% ，被完全破坏的占到1/4，而面对全球气候变暖，所有的珊瑚礁都是不堪一击的。
Perhaps only 5% of coral reefs can now be considered pristine, a quarter have been lost and all are vulnerable to global warming.
现在未遭受人类破坏的珊瑚礁大约只剩5% ，被完全破坏的占到1/4，而面对全球气候变暖，所有的珊瑚礁都是不堪一击的。
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