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汉语拼音：tuī suàn

根据已有的数据计算出有关的数值：根据太阳、地球、月球运行的规律，可以～日食和月食发生的时间。

1. 推演计算；计算。

   《三国志·魏志·程晓传》：“进退推算，无所用之。”《史记·五帝本纪》“获宝鼎，迎日推筴” 唐 司马贞 索隐：“ 黄帝 得蓍以推算历数。” 明 沉德符 《野获编·禨祥·弘治异变》：“礼部请治钦天监推算不明之罪，上命宥之。” 瞿秋白 《乱弹·谈谈＜三人行＞》：“照出版的年月推算起来，写这几段‘点缀’的时候，最近也总在一九三一年的十月间。”

2. 所谓对命运的测算。

   唐 张鷟 《朝野佥载》卷一：“ 梁虚州 以九宫推算 张鷟 云：‘五鬼加年，天罡临命，一生之大厄。’” 宋 陈鹄 《耆旧续闻》卷七：“日者曰：‘吾每日只推算一命。’”《警世通言·钝秀才一朝交泰》：“先生问了八字，将五行生尅之数，五星虚实之理，推算了一回。” 周立波 《山乡巨变》上一：“瞎子推算了一阵，就睁开眼白，对我婆婆说：‘恭喜老太爷，好命，真是难得的好命。’”

• Dokuchaev calculates, such a planet would be brightly illuminated by the singularity and by photons trapped in the same orbit.

  多库恰耶夫推算，这样的一个行星将被奇点和捕获在相同轨道的光子照耀的异常明亮。

• This would place that person's age within a cycle of 12 years, and with a bit of common sense, we can deduce the exact age.

  知道了他的属相在十二生肖中的位置，以及所具有的常识，就能推算出他的确切的年龄了。

• They were able to estimate the rate at which malaria parasites would have had to diversify in order to spread to other hosts, like mammals.

  他们甚至可以推算疟疾寄生虫为了在其他宿主比如哺乳动物上传播的进化比例。

• Estimated useful life by aircraft, of which some of the aircraft should have been scrapped, but the FAA did not know.

  按飞机使用年限推算，其中，有些飞机应当现已报废，但联邦航空局并不知情。

• Indeed, the Royal Newfoundland Constabulary recently employed the technique to help home in on the age of another homicide victim.

  事实上，纽芬兰皇家警察局最近采用了该项技术，帮助推算出另一位被害人的年龄。

• What I said was "shang su" , meaning to trace back in time.

  我说的上溯，意思是从现在的时间推算到以前。

• Choosing such a tide, I hoped for a glimpse of the pool. The EBB was to fall early in the morning.

  我选好这样一个低潮的时机，希望能看一眼水潭。根据推算，潮水将在清晨退下去。

• Experts say that this theory can be based on their projected out, a number of couples divorced five times higher risk than others.

  专家称，根据他们的这一理论可推算出，一些夫妻的离婚几率可比其他人高五倍。

• Moreover, a technique is presented to estimate the surface albedo at any time of a day by the use of the surface albedo at a single time.

  还提出一种由单一时刻反照率推算一天中其他任意时刻反照率的方法，发现方法可靠。