back-of-the-envelope

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back-of-the-envelope
back-of-the-envelope

back-of-the-envelope
back-of-the-envelope指的是一个很粗略的计算,不精确,但可以被用作对某个观点的支持或论据.简单的说,是介于猜测和铁证之间的一个概念.常用在数学,物理,及某些工程领域中.

信封的背面

粗略的，粗浅的，模糊的（估计或者计算，回答）
例如：
Back-of-the-envelope calculation
Back-of-the-Envelope Estimations
back-of-the-envelope answer.

back-of-the-envelope指的是一个很粗略的计算，不精确，但可以被用作对某个观点的支持或论据。简单的说，是介于猜测和铁证之间的一个概念。常用在数学，物理，及某些工程领域中。

信封的背面

我认为这个词组的用法类似于汉语中的引申。
例如Back-of-the-envelope calculation
在信封背面打草稿完成的计算，引申意思是不正式，不精确的计算，但可以被用作对某个观点的支持或论据。

信封的背面

back-of-the-envelope envelope of the pulse back-of-an-envelope怎么翻译? 翻译 articles wanted for photos,place the information on the back of each envelope Lincoln wrote the address on the back of a used envelope翻译 the most popular version states that Lincoln wrote the address on the back of a used envelope翻译 英语翻译This construction is convenient for use with “back-of-the-envelope” sketches when no computer isavailable.这句话怎么翻译呢?特别是use with “back-of-the-envelope” sketches怎么翻译? an envelope of 的用法This is an envelope of gasses around the planet请问汉语意思! 英语翻译• Immigration photographs are not the same as passport photographs.Please:• enclose 6 photographs in an envelope;• place photographs of different individuals in separate envelopes;• do not write at back of the phot pushing the envelope是什么意思 push the envelope是什么意思 on the back of Back of the I attached the address you sent me to the front of the envelope.意思 sit at the back of the back sit at the back of the back 英语翻译upper and lower sidebandsupper and lower side frequenciespeak change in the amplitude of the envelope 这句话什么意思? The goodness of the bounding envelope rt