Historians can't estimate the date with any (degree of) precision.
历史学家无法准确估算这个日期。
You can help your child track his or her distances in a simple notebook or on the computer. Just write down the date and the estimate of the distance.
你可以帮助你的孩子在一个简单的本子或者电脑上记录每次跑步的距离，仅仅日期和每次的估计里程就足够。
This helps the doctor estimate how long you have been pregnant and your due date.
这可以帮助医生评估你怀孕的日期以及预定产期。
Once tasks are created you can check the task and change the due date, the repeat of the task, a time estimate, tags, location of the task, or a URL.
一旦任务创建，你能检查任务并能改变任务的到期日、任务的重复次数、估计时间点、标签、任务地点或网页超链接。
Even if you don't know the birth date, it is still possible to estimate your dog's age.
就算你不知道狗何时出生的，也有办法估算出他到底几岁了。
You can help your child track his or her distances in a notebook or, more likely, on their computer. Just record the date and the estimate of the distance.
只需要帮孩子把日期和大概的距离记在本子上或者电脑上。
Some estimate that by September 2011 the last large batches of addresses will be issued, meaning that months after that date there will be no new addresses available.
一些预测表明在2011年9月之前最后一大批的地址将会发行，意味着在那日期之后的月份将没有有效的新地址了。
They date it no later than 1.2 million years ago - earlier than most scientists would estimate.
他们认为其形成时间不迟于120万年前，比大多数科学家估计的时间都更早。
The initial estimate of GDP in the first quarter will be published on April 23rd, close to the most likely election date, May 6th.
2010年第一季度GDP的预估数据将在4月23日发布，非常接近5月6日大选的日子。
Just record the date and the estimate of the distance. To keep them motivated, you can have them try to run a specific distance over a period of time, like 3 miles in a month.
为了让他们有坚持的动力，可以规定在固定时间里跑规定的距离，如一个月跑三英里。
The first estimate shall be submitted within 42 days after the Commencement Date.
每一次估算应在开工日期后42天内提交。
It's hard to know how long the tyre heat and suspension updates will take, so we are still not able to estimate a release date.
很难知道多久轮胎和悬挂热将采取更新，因此我们仍然无法估计的发布日期。
The cost incurred to date can also be used to estimate the work progress.
完工成本也能用来预测工作进度。
Objective:To estimate the expiration date of Gentamycin Sulfate mixture.
目的：预测硫酸庆大霉素合剂的贮存期。
OBJECTIVE :To establish an analytical method for the content of minoxidilum lotion and estimate the expiration date.
目的：建立米诺地尔洗剂的含量测定方法，预测它的有效期。
OBJECTIVE :To establish an analytical method for the content of minoxidilum lotion and estimate the expiration date.
目的：建立米诺地尔洗剂的含量测定方法，预测它的有效期。
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