pound sign

US /ˈpaʊnd saɪn/
UK /ˈpaʊnd saɪn/
"pound sign" picture
1.

井号, 磅号

the symbol #, used for various purposes, such as indicating a number, a hashtag, or a telephone key

:
Press the pound sign to confirm your selection.
井号键确认您的选择。
Use the pound sign to create a hashtag on social media.
在社交媒体上使用井号创建话题标签。