他直到晚上十点才回家。
tā zhídào wǎnshang shí diǎn cái huíjiā 。
He didn't get home until 10 p.m.
我直到现在才明白。
wǒ zhídào xiànzài cái míngbai 。
I didn't understand until now.
直到考试前一天，他才开始复习。
zhídào kǎoshì qián yī tiān ， tā cái kāishǐ fùxí 。
He didn't start revising until the day before the exam.