If you are to have an important exam, you'd better prepare one more pen in reserve.
如果你将要参加一场重要的考试的话，你最好准备多一支备用的笔。
He poked around the top of his cabinet for the bottle of whisky that he kept in reserve.
他在壁橱的上面翻找他留的那瓶威士忌。
The money was being kept in reserve for their retirement.
他们把钱存着以备退休后使用。
200 police officers were held in reserve.
200名警察随时待命。
These front-line defences are backed up by armoured units in reserve.
前线防御有后备装甲部队的支援。
He thought he would hold the tooth in reserve for the present, and seek further.
他想暂时把这颗牙留着，再去找别的东西。
You will find a little stack of candles in reserve.
你会发现一小堆备用蜡烛。
They sold half the wood and kept the rest in reserve for winter.
他们卖了一半木材，其余的储备下来过冬。
If worst comes to the worst, we still have some money in reserve.
如果情形坏到极点，我们还有些储备金可动用。
Rare wild animals, the key protected objects in reserve, should be well conserved.
珍稀野生动物是保护区的主要保护对象，应进行重点保护。
They say they intend to launch one satellite themselves and to hold the other one in reserve.
他们说，他们打算自己发射一颗卫星，另外一颗留着备用。
The basic ratios of around 30 per cent to 40 per cent gold in reserve are, generally, fixed by law.
一般而言，保持30%至40%黄金储备的基本比例属于法律规定。
Harvest will be in November. So he has plenty to last his family until then and even some in reserve.
现在是五月，十一月是丰收季，所以他有足够的存量支撑全家生活到那个时候，甚至还有可能余下一些。
The survey found that, on average, administrators allocate 70% of a server's RAM to virtual machines (VMs), leaving 30% in reserve.
调查发现，平均而言，管理员分配70%的服务器的内存给虚拟机(VMs)，保留30%作为备用。
Likewise, the site may want to keep components in reserve for failover or peak events when the site might need additional capacity.
同样这些站点需要为故障或峰值事件预留一些备用组件，在站点需要附加容量时使用。
But in rare circumstances, a big firm with cash in reserve may cut prices below costs in order to starve smaller rivals of revenue.
但极少数情况下，现金储备充裕的大公司可能会把售价降到成本之下，以达到断绝小公司资金收入的目的。
Some power stations in southern China were operating with only a few days' supplies of fuel in reserve, according to government officials.
据官方消息，一些华南地区的发电厂仅剩下维持少数几天运转的燃料储备。
Banks are parking more of their deposits in reserve after the third increase this year to the reserve requirement ratio went into effect this week.
央行今年第三次增加存款准备金率本周生效。
When other countries must acquire your currency to trade, and must keep your money in reserve to protect the value of their own, your securities sell at a premium.
当其它国家必须用你的货币进行交易，必须储备你的货币以保护其本币价值时，你的证券就可以溢价销售。
Molded by evolution in the Pleistocene era, when grains and meat were not easily acquired, they are hardwired to store as much energy in reserve-fat-as possible.
在获取谷物和肉较为困难的更新世时代，身体天生是为了尽可能多的存储能量(即脂肪)。
In addition, the changes make all forms of trading, particularly "prop" trading, more expensive by forcing Banks to hold more capital in reserve to support the activity.
此外，新规定还迫使银行增加资本储备，以支持其活动，这使得各种类型的交易成本都有所提高，尤其是自营交易。
This leads to interesting game play decisions: you have to decide when to use your energy to fire at the opponent and when to keep it in reserve to withstand potential damage.
这就带来了有趣的博弈决定：您必须决定何时使用能量向对手开炮，何时保存能量以应付可能的损失。
This leads to interesting game play decisions: you have to decide when to use your energy to fire at the opponent and when to keep it in reserve to withstand potential damage.
这就带来了有趣的博弈决定：您必须决定何时使用能量向对手开炮，何时保存能量以应付可能的损失。
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