XQuery has all the rudimentary functionality of most high level languages (if-then-else, for, variables, functions, and arithmetic operators).

XQuery提供了大多数高级语言的所有基本功能(if - then - else、for、变量、函数和算术操作符)。

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What most programmers think about when they think about variable or object type owes a lot to the vagaries of computer CPUs — even among programmers of high level languages like Python.

大部分程序员在考虑变量或对象类型时都会联想起计算机CPU的奇特行为——即使是那些使用诸如python这种高级语言的程序员也是如此。

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But then, what do high-level languages do that you can't do in machine code?

但是，高级语言能够完成哪些用机器码无法完成的任务呢？

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Languages are on high abstract level.

语言极为抽象。

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An assembly language is a low level language and it is tedious to write applications in it compared to high-level languages.

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Fortran was one of the first widely adopted "high level" computer languages--before those, computers had to be programmed directly in assembly language, a complicated and laborious process.

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