If it takes 48 days for the patch to cover the entire lake, how long would it take for the patch to cover half of it?
如果它的叶子覆盖整个湖面需要48天，那么覆盖半个湖面需要多少天？
But Mr Mittal already has in-house ore supplies to cover half his needs and expects this to grow to three-quarters in a few years.
但是，米塔尔已经有了满足其一半的需求的自有铁矿石供应商，并且有望在几年内增加到四分之三的供应。
In the end Ms Salgado blinked, offering soft loans to cover half the money the regions must return, and so in effect bumping up the national debt...
萨尔多加女士在最后眨了眨眼睛，决定提供软贷款以支付地方必须返回的一半的钱。事实上，这样做也提高了国家的债务。
But they cover fewer than half of Boston’s roughly 300 novice teachers, many of whom depend on mentoring from senior teachers with classroom duties of their own.
但是对于波士顿大约300名新教师来说，这连一半都覆盖不到。他们中的大多数，只能依靠老教师的指导，但这些老教师有自己的课堂教学任务。
Bond insurers, who used to cover roughly half of the market, have retrenched or gone bust after making bad mortgage bets.
过去保险几乎一半市场的债券保险公司在经历错误的抵押贷款赌注后已经削减或破产。
Hardboil half a dozen, let them cool, shell them, and cover them with cold cider vinegar, plus dried chillis, peppercorns and any other spices you fancy.
煮透半打鸡蛋，冷却，剥壳，用冷的白醋浸泡，加入干辣椒、干胡椒和任何你喜欢的香料。
Of the 22 million square kilometres of farmland around the world about half had at least 10 per cent tree cover.
全球各地2200万平方千米的农田约有一半覆盖了至少其中的10%。
He made the atonement cover of pure gold-two and a half cubits long and a cubit and a half wide.
用精金作施恩座，长二寸半，宽一寸半。
Only China has more legislators in total, and India has just over half as many to cover 20 times the population.
只有中国的议员总数多于英国，而印度的议员数虽然只有英国的一半多，但是其覆盖的人口却是后者的20倍。
I've been told that a fit cyclist can cover the distance in two and a half days.
有人告诉我，一个健康的骑行者可以在两天半时间里走完这条路。
Because of climate change, the Arctic Ocean's summer ice cover is now half of what it was 50 years ago.
由于气候变化，北冰洋夏季的冰覆盖量现在仅是50年前的一半。
Roofs and roads cover about half of that land, and help heat up urban areas by preventing evaporation of water and absorbing sunlight.
屋顶和路面占了其中的一半，其阻止水分蒸发和吸收阳光导致城市温度上升。
Make an atonement cover of pure gold-two and a half cubits long and a cubit and a half wide.
要用精金做施恩座（施恩：或作蔽罪；下同），长二肘半，宽一肘半。
Whereas the FRA says that the new safety system will apply to only 65,000 miles (out of a total of over 140,000), the industry reckons it will cover more than half the network.
联邦铁路局说新安全系统将只用在65000英里铁路上（美国铁路总里程为140000英里），但铁路公司却预计该系统将覆盖总里程的一半。
2：The professor threw us a curve: half of the questions were from the reference book he asked us to read but we never did since he didn't cover the book in class.
那个学生说：教授刁难我们。有一半试题都来自他要我们看的参考书，然而我们却从来没读过，因为他在课上没讲到那本书的内容。
Whereas the FRA says that the new safety system will apply to only 65, 000 miles (out of a total of over 140, 000), the industry reckons it will cover more than half the network.
而联邦铁路管理局说这种新型“安全控制系统”将只应用在6万5000英里铁路上(铁路总里程约为14万多英里)，但铁路行业估计它将覆盖大半个铁路网络。
When it is finished, Orange county's Great Park will cover 1,350 acres (550 hectares), more than one-and-a-half times as much as Central Park in New York.
当它完工时，桔子郡的“大公园”(Great Park)将覆盖1350英亩(550公顷)的土地，是纽约中心公园的1.5倍以上。
When it is finished, Orange county's Great Park will cover 1, 350 acres (550 hectares), more than one-and-a-half times as much as Central Park in New York.
当它完工时，桔子郡的“大公园”(Great Park)将覆盖1350英亩(550公顷)的土地，是纽约中心公园的1.5倍以上。
Your aquatic plants should cover at least half of your pond's surface, and more if it is exposed to direct sunlight for long periods during the day.
您的水生植物应当包括你的池塘表面至少有一半以上，如果暴露在白天长时间阳光直射。
Cover the pot and simmer over low heat for one to one and a half hours, then complete.
盖上罐子的盖儿，用小火炖大概一个到一个半小时完成。
Sands still half-cover the newfound Greco-Roman sarcophagus, shown in mid-excavation.
沙子仍然半覆盖着新发现的希腊-罗马式的石棺，如同挖掘中所示的那样。
Only a fifth of the fragrances could cover up male odor. But half of the scents masked female odor.
只有五分之一的香水可以掩盖男性气味，但一半以上的香水可以掩盖女性气味。
Such cover accounts for half the political-risk policies written by some underwriters.
此类保险占到保险商所受理保险的近一半。
Ten ancient city of Pingyao strange, one of which is the house half of the cover.
平遥古城十大怪，其中之一就是房子半边盖。
Ten ancient city of Pingyao strange, one of which is the house half of the cover.
平遥古城十大怪，其中之一就是房子半边盖。
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