简体
繁體
pīnyīn
ㄅㄆㄇㄈ
nǎishì
equivalent to either 是[shì] or 就是[jiùshì]
乃是
Not found in HSK word list
Appears in 0.4645% of movies
16557th most common word in movies
7054th most common word in books
CC-CEDICT