台Taivo A Taiwan Mandarin dictionary

非空

fēikōng

ㄈㄟ ㄎㄨㄥ

Taivo → Settings → Partner inbox → Make the link. It stays in this browser.

  1. 1(math.) (of a set) non-empty; (computing) (of a data structure) non-empty

Keep 非空 and it comes back until you know it.

Get Taivo for iPhone →