1.calculate的基本意思是以数学方式,尤其是算术程序来慎重地、准确地进行高深、复杂的运算,引申可表示“指望”“依靠”“打算”。
2.calculate可用作不及物动词,也可用作及物动词。用作及物动词时,可接名词、代词、动词不定式或名词从句作宾语,也可接以动词不定式充当补足语的复合宾语。
3.calculate后接for可以表示“适合于…”,接on〔upon〕表示“期待”“指望”。

calculate for(v.+prep.)
适合于… be fit for (sth)
〔说明〕 calculate for多用于被动结构。
▲calculate sb/sth for sb/sth
◇ 用于be ～ed结构
He is calculated for a teacher.他适合当教师。
The room was not calculated for such uses.这房间不是为这些用途而设计的。
These laws are not calculated for modern conditions.这几种法令不适合现代情况。

calculate on〔upon〕(v.+prep.)
〈美〉期待,指望 look forward to
〔说明〕 calculate on〔upon〕常不用于进行体。
▲calculate on〔upon〕 sth/v-ing
We must calculate on a long-term basis.我们要作长期打算。
You cannot calculate upon his help.你不能指望他的帮助。
We've been calculating upon his coming in time.我们一直期待着他及时到来。
If you want to borrow money from him, you can't calculate on his being in a good temper before dinner.如果你要向他借钱,就别指望他在晚饭以前有好脸色。

用作不及物动词
▲S+～(+A)
The boy is only three but he can already calculate to fifty.这孩子虽然只有3岁,但已经能数到50了。
Emotional people don't stop to calculate.感情容易冲动的人做事往往不加考虑。
That doesn't calculate.那不算数。
That book calculates as a masterpiece.那本书算得上是杰作。
▲S+～+to-v
She calculates to return next Sunday.她打算下星期天回去。
用作及物动词
▲S+～+n./pron.
Have you calculated the result?结果你算出来了吗?
The factory calculates the cost of production.厂家计算生产成本。
He has calculated the day of the week on which Christmas will fall.他推算出圣诞节该是星期几。
▲S+～+that-clause
I calculated that the trip would take two days.我估计这段路程要走两天时间。
I calculated that we would arrive at 6:00 p.m.我估计我们将在下午六时到达。
▲S+～+wh-clause
I'll calculate what it will cost.我要估计一下那要花多少钱。
The scientist could not calculate when the spaceship would reach the Jupiter.那位科学家没有算出那艘宇宙飞船什么时候会到达木星。
Astronomers can calculate when there will be eclipses of the sun and moon.天文学家可以算出何时发生日食和月食。
用作宾补动词
▲S+～+n./pron.+to-v
They calculated the firm to employ her as an adviser.他们估计那个公司能雇用她作为顾问。
◇ 用于be ～ed结构
All these measures were calculated to prevent water-logging by rainstorm or mountain torrents.这些措施都是为了预防暴雨或山洪造成的涝灾。
This advertisement is calculated to attract the attention of housewives.这个广告旨在吸引家庭主妇们的注意力。
The speech was calculated to win votes.那演说意在争取选票。

calculate, count, number, reckon
参见count条。