Bar code scanner is called bar code reader.

条形码扫描器被称为条形码阅读器。

youdao

What is the best way to read and write data to a buffer for my bar code reader?

读和写数据到我的条形码阅读器缓冲的最好方法是什么？

youdao

The distinguishing is realized by bar code reader and computer with deciphering and identifying software.

识别由条码阅读器和有解密和识别软件的计算机进行。

youdao

In general, good programming style says you put in comments that are going to be valuable in helping you as a reader understand what's going on inside of the code.

通常来说，优秀的编码风格意味着,你要放进去的注释,在帮助代码阅读者,理解代码内部,是怎么工作的。

麻省理工公开课 - 计算机科学及编程导论课程节选

It's words to you, or to the reader of the code, that are telling you what's going on inside of this code. OK?

注释是一些对你，或者对代码阅读者说的一些话，告诉你这段代码,是干什么的，对不对？

麻省理工公开课 - 计算机科学及编程导论课程节选

First he argued laches, the legal term meaning Lemelson had waited too long to press claims over his bar-code reader supposedly invented in the early 1950s.

FORBES: The Patent Troll You Don't Read About In Bar-Code Inventor's Obituaries

Some of them rely on technology other than NFC, such as offering services that let people pay for purchases by sending text messages or by scanning product bar codes using a phone's QR-code reader.

WSJ: What's in Your Mobile Wallet? Not Much

Equipped with a bar-code reader to scan New York registration stickers and synchronized with an atomic clock in Colorado, the devices make it almost impossible for an agent to make the kinds of errors Bolofsky depends on for appeals.

FORBES: The Ticket Fixer