Correct

号外

/ hàowài /
Strokes

Definition

(newspaper) extra/special number (of a periodical)

Example

As a Noun

extra (of a newspaper); (news) flash

1
《
zhōngguó
中国
rìbào
日报
》
hàowài
号外

extra to China Daily

2
Chūbǎn
出版
hàowài
号外

put out/issue/publish on extra