他识五千字

он знает пять тысяч иероглифов

千字节(通指1024字节)

тыс. байт

他将报告从两千字压缩到一千字。

He condensed his report from 2,000 words to 1,000.

光电阅读器每秒钟能扫描两千字。

The photo-electric reader is capable of scanning characters at the rate of two thousand a second.