prep.
- 直到……時，到……為止Will this fish keep until tomorrow?
這魚能擱到明天嗎？
- （用於否定句）在……之前，直到……（才）She didn't go to bed until eleven o'clock.
她直到十一點才上床睡覺。
conj.
- 直到……時，到……為止He worked in Hong Kong until his father found him a job in Canada.
在他父親給他在加拿大找到差事前，他一直在香港工作。
- （用於否定句）在……以前，直到……才She didn't go to bed until her daughter came back.
她一直等到女兒回來才去睡覺。