But a programming language called Pearl already existed, so Wall dropped the a to avoid confusion.

可是，已有一种称为Pearl的程序设计语言，所以，沃尔漏掉了字母a，以免混同。

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Wall designed Perl to reflect the realities of modern computer programming.

沃尔设计的Perl反映了计算机程序设计的最新现实。

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Transit gait programming is a key problem for a multi-legged robot to climb automatically from the ground up the wall, as well as between wall intersections.

过渡步态规划是实现多足爬壁机器人从地面向壁面自动行走的关键问题之一，对于在其它相交面间的自动行走也不可缺少。

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Siminoff's shop uses the same type of math, called integer linear programming, that Wall Street uses to allocate portfolios.

FORBES: The Keyword Keeper

Sometimes what happens is that sloppy programming sends it careering into the wall it's supposed to avoid, occasionally forcing you to readjust friction-fit pieces that can come apart under stress.

FORBES: BYOB: Build Your Own Bot