AIDS是的首字母缩写。

AIDS stands for Acquired Immune Deficiency Syndrome.

《柯林斯英汉双解大词典》

履历表是否需要新的首字母缩写。

Does your resume need new acronyms?

youdao

请注意传统的递归首字母缩写。

Note the traditional recursive acronym..

youdao

Torah And this is an acronym. The T stands for Torah, which is a word that means instruction or teaching.

这还是个首字母缩写词，T代表，是指示或教义的意思。

耶鲁公开课 - 旧约导论课程节选

Remember, all you have to do is fill in the one or two-letter abbreviation for the chemical symbol.

记住，你们只要,用一两个字母的缩写,来代表化学元素就可以了。

麻省理工公开课 - 固态化学导论课程节选