The superscript sign(') used to indicate the omission of a letter or letters from a word, the possessive case, and the plurals of numbers, letters, and abbreviations.

句号一种表示完全停顿的标点符号（。），放在句末或认为将会完成的阐述后及许多缩略式后。

youdao

The superscript sign(') used to indicate the omission of a letter or letters from a word, the possessive case, and the plurals of numbers, letters, and abbreviations.

句号一种表示完全停顿的标点符号（。），放在句末或认为将会完成的阐述后及许多缩略式后。

youdao