缩写字的用法和样例：
例句
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在程序和系统分析中，所采用的各种标准和约定，包括为特定的系统和程序所制定的缩写字、符号及其含义。
Standard and accepted procedures in programs and systems analysis. The abbreviations, symbols, and their meanings developed for particular systems and programs. -
话题触及国防，缩合字，缩写字和行话就满天飞。
Scratch the subject of defence and acronym, abbreviation, and buzzwords fly out.
