It's a trivial matter, by looking at what is the weight and how far does it drop, to say OK, how much work is done by the paddlewheel.
这是一个很简单的问题，通过观察重量是多少以及它下降了多远，来确定桨轮做了多少功。
Besides the darkness, the plants can't stand the cold (it can drop to -170℃ on the moon at night).
除去无光因素，这些植物还不耐冻（月球夜间温度可降至零下170摄氏度）。
Indeed, studies show that after 24 hours without sleep, a person's performance can drop to the level of someone who is legally drunk.
确实，研究显示在24小时没有睡觉之后一个人的行为水平能够下降到某些人法定醉酒状态的程度。
She attributed the drop to competition with the World Cup, even though the show did not compete directly with live soccer broadcasts.
她将下降的原因归结于世界杯，尽管如此，真人秀实际上并不会直接与足球现场直播相冲突。
Check your face in the mirror: Do you have any blemishes you could cover, or greasy skin that needs powdering? Could your eyes use some drop to clear up redness?
在镜子里面仔细看你的脸，看看有没有可以掩盖的瑕疵皮肤是不是太油需要擦粉，你的眼睛需不需要滴药水来去除红血丝，你的眉毛是不是很整洁；
But as our working lives take over, we lose contact with some old friends causing the number to drop to around 68 by the time we reach 29-years-old.
但当我们的人生逐渐以工作为主，我们渐渐失去了与一些老友的联系，这导致了好友数的下降，到我们29岁的时候，社交圈的人数大约降至68人。
Once that's done, switch the Vikings to Assault Mode so they drop to the ground.
一旦这样做,开关维京人来攻击模式,所以他们掉到地上。
Temperatures are expected to drop to a range of between 8 and 13 degrees, with rain and cloudy skies.
但气温下降的幅度将在8到13度之间，还会多云有雨。
These charges change the chip’s surface properties, creating temporary channels that allow a drop to move from one part of the chip to another.
电流会改变芯片表面的属性，以此在芯片表面产生让液滴流动的临时路径。
Most analysts expect losses to drop to several hundred million pounds this year and it is, he says, "a business that can produce cash".
大多数分析师预期今年的损失将下降到数亿英磅。
I hope this is just usual Olympics gouging and they'll drop to more reasonable levels in September.
这只是奥运会通常会带来的影响，我希望不久以后的9月份他们会下降到较为合理的水平。
And a final drop to 2.5 CMS - virtually a normal height heel - occurs from 63 onwards.
从63岁开始，鞋跟最终降至2.5厘米的正常高度。
The scale of the ash crisis saw global load factors drop to 76.9 percent from the 78.0 percent recorded in March.
受火山灰的影响，3月份的全球装载指数从78个百分点降至76.9。
Merrill Lynch forecast that it could drop to around 3.5% of GDP in 2009.
美林（Merrill Lynch）预计，该份额2009年将降至3.5%左右。
I walked 600 meters uphill on an ammunition drop to the observation post that overlooks the military outpost there.
我徒步爬坡600米到达一个军火库，然后下到一个观察哨俯瞰那里的军事哨岗。
These winds will drop to the ground the next day, making it windy.
这些风在次日会下落到地面，那么第二天就是一个起风的日子。
The snag, however, has been that while efficiency is good at close contact, it can drop to zero at even a few millimetres from the transmitter.
一个意料外的障碍是，尽管在相当近的距离内传输效率很高，可一旦和传输器的距离达到几毫米，效率就会跌到零。
If a new activity comes up, talk about what they will have to drop to make that activity work and still have time for rest, friends, and family.
如果出现新活动，告诉他们要放弃一些别的活动才能参加新活动，还要保证有休息，和朋友及家人在一起的时间。
If we lower our standards, the chances are pretty good that the performance next time would drop to those expectations.
如果我们降低自己的标准，那么下一次的成绩很可能低于那些期望。
Summer heat can often exacerbate tension -as the temperature rises, so do many tempers, while patience and tolerance seem to drop to low levels.
夏季炎热可以加剧紧张情绪——当温度升高时，脾气也升高了，而耐心和容忍度却降到了较低的水平。
Ever wonder how fish avoid becoming popsicles while swimming in Arctic water that can drop to -19 degrees?
人们啧啧称奇，鱼类在低至零下19度的北冰洋海水游弋，也没有冻成冰棍。
Once the special offer is over, sales drop to their previous levels, and bargain-hunters move on to the next deal.
一旦优惠结束，销售就会跌回先前的水平，淘货的人就会寻找下一个更便宜的交易。
By 2030, experts like Alicia Munnell of Boston College's Center for Retirement Research predict, the "replacement rate" will drop to 30 percent.
专家(波士顿大学的退休研究中心的艾丽西亚)预测，到2030年，这个数目变成30%。
This process acts like a giant refrigerator, causing the gas (and rock) temperature inside the second chamber to drop to -160C.
这一过程就像是个巨大的冰箱，使得第二个筒仓里的氩气（和砂砾）温度骤减至零下160摄氏度。
This process acts like a giant refrigerator, causing the gas (and rock) temperature inside the second chamber to drop to -160C.
这一过程就像是个巨大的冰箱，使得第二个筒仓里的氩气（和砂砾）温度骤减至零下160摄氏度。
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