Since the validity of the letter of credit was going to expire in two days, there was no time to write for more detailed instructions.

由于信用证两天内就要到期，来 不及写出更详细的说明。

youdao

It was a sealed letter, sent in the name of the king, containing instructions for the recipient.

它是一种密封的信件，以国王的名义发送，里面是对接收者的指示。

youdao

But, in experiment 2, even if learning letter list was cancelled so that the function of instructions was weakened, implicit learning still existed.

但是，在实验2中，省略了学习字表，以致于弱化了指导语的作用，但内隐学习依然存在，只是内隐与外显学习效果之间的差异不显著。

youdao

Bishops at this time,especially of major cities, would sometimes send around what we call a paschal letter, an Easter letter. In which they'd give instructions or different kinds of things to their churches.

当时的主教，特别是主要城市的主教，会发出所谓的复活节书信，信里写着给其他教会的指示,或者其他事情。

耶鲁公开课 - 新约课程节选

And finally, they learn to follow both the letter and the spirit of instructions.

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On the side of the road, with traffic whizzing by, lights flashing and you incredibly nervous, they rattle off a series of instructions that they expect you to follow to the letter.

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