月食发生的频率平均是6个月一次。
窗户并不是每周都变脏。顶多一个月一次或更久。
The Windows don't get dirty every week. It's once a month or less.
定期安排一个月一次的午餐,同一时间,同一地点。
Schedule a regular once-a-month lunch -same time, same place.
“,而答案往往是”一月一次“和”每秒四百次“。
The answers are always something like, "Once a month" and "Four hundred times a second".
一个月一次?
他的妻子是亚利桑那州的议员,在1月一次袭击中头部中弹。
The Arizona congresswoman was shot in the head in a January assassination attempt.
即使要三个月一次,人们也会省下钱去买3美元的快餐。”沃伦说。
People will save up to buy the $3 meal, even if only once every three months, " Mr. Warren says.
需要定期运行测试,可能应该不少于两年一次,但是不多于每六个月一次。
The exercise needs to be run at regular intervals, probably no less than once every two years but not more than every six months.
他的哮喘发作次数越来越少,从以前每三、四个月一次,减少到一年仅约两次。
His asthma attacks have become less frequent, from once every three or four months to only about twice a year.
你想要了解这些大耀斑发生的频率吗?是一个月一次,一年一次还是一千年一次?
You want to understand how often these large flares happen: once a month, a year a millennium?
月食的发生,是由于地球的影子落在月球上。月食发生的频率平均是6个月一次。
A lunar eclipse occurs when the Earth's shadow falls on the moon. Lunar eclipses occur, on average, about every 6 months.
“再说我也不常抽,一个月一次,那样的话,我也不必担心对我的健康有什么影响。”他继续说道。
"Considering I don't do it that often, once a month if that, I'm not really concerned with the health effects," he added.
这就意味着,一旦病人被诊断患有这种癌症,在余下的生命中,他就不得不接受每三个月一次的检查。
This means that, once diagnosed as having it, a patient is well advised to present himself for a check-up every three months for the rest of his life.
现今代理英国驻斯洛伐克大使实际上是两个人:丈夫与妻子每四个月一次轮换,共同担任该职。
The acting British ambassador to Slovakia is now actually two people: a husband and wife who share the job on a four-month rotation.
我定期整理我的文件(单据,纸张文书)。1.从不2 .一个月一次3 .一周一次4每天。
I arrange my documents (invoices, paperwork) regularly. 1. Never 2. Once a Month 3. Once a Week 4. Every day.
这种哺乳动物的显著特点是不同寻常的繁殖周期,每18个月一次,并且要给幼儿海狮哺乳一年半。
The mammal is distinguished by an unusual breeding cycle that occurs every 18 months and has pups suckle for a year and a half.
如我所忆,那个时候,我们很少追求其他东西,比如艺术,都是每天晚上没完没了的作业和每两月一次的学校考试。
There was, for as long as I can remember, little pursuit of other things like, say, art, besides doing homework every night and taking school tests every two months.
这张仿自然色彩图像显示的是2006年8月一次火山喷发之后,在汤加Tofua火山弧附近重新出现的HomeReef。
Thissimulated natural color image shows Home Reef, located near the Tofuavolcanic arc in Tonga, reemerging after a volcanic eruption in August2006.
如果几乎定时地经常举办一些聚会(比如三个月一次),房子就会保持整齐有序,每次聚会要做的准备就只是重新打扫一下房子。
By scheduling semi-regular parties (such as one every 3 months), your house will stay organized and the preparations each time will just be a matter of refreshing the space.
在结婚之前Jannifer和她的未婚夫还保持着一周三次的频率,可他们宣誓结婚之后,骤降到一月一次——有时大概还没这个数。
As an engaged couple, Jennifer and her fiancé were doing it about three times a week, but once they said their vows, it quickly dwindled to about once a month—sometimes less.
不过上周四,甲骨文决定反戈一击。 它发布了一份幻灯片,这是林奇在2011年4月一次会议上向甲骨文总裁马克•赫德演示时使用的。
Today Oracle laid down the boom, posting a slide-deck that Lynch gave to Oracle president Mark Hurd during an April 2011 meeting.
在今年6 月一次历时一个月的考察中,在据信为Earhart最终落脚地点的小型珊瑚环礁上发现了这块指骨和一些其他的人造制品。
The phalax was found together with other artifacts during a month-long expedition last June to the tiny coral atoll believed to be Earhart's final resting place.
最近几年这种经历少了许多,那是因为我们现在已经很少去那了。马特现在不住在家里,所以只有他回家的时候我们才会去那,大概也就5个月一次吧。
In the recent year or so it's kind of dropped off, but then again we're hardly there, Matt doesn't live at home anymore so we're only there when he comes home, once every 5 months or so.
月球看起来似乎不曾改变,就像千万年来它一直就在那里那样,掌控着地球的潮水涨落,经历着自身的一月一次的阴晴圆缺和激发诗人和情人们的灵感与情思。
The Moon seems unchanging, as if for eons it has been there, controlling the tides, going through its phases every month and inspiring poets and lovers.
那些树被12月的一次冰冻冻坏了。
他于三月到东京进行了一次公务访问。
1935年2月,内奥米第一次踏入美国。
In February 1935, Naomi journeyed to the United States for the first time.
去年8月份,他在戴维营召集他最亲近的顾问开了一次会。
Last August he convened a meeting of his closest advisers at Camp David.
第一个月之后,每周上一次课就可以了。
After the first month, you should be able to get away with one lesson a week.
第一个月之后,每周上一次课就可以了。
After the first month, you should be able to get away with one lesson a week.
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