Menu
+
-
3600 Sentences in 36 Units
Quiz
Listen to Stories
English
Deutsch
Dutch
Spanish
Italian
French
Thai
Vietnamese
Chinese
Traditional Chinese
Japanese
Korean
1 (wiktionary)
3 (glosbe)
11
HSK 3.0
Big5
Gb
Pin
Eng
7
夜以繼日
夜以继日
yèyǐjìrì
night and day (idiom), continuous strenuous effort
CORE WORDS