yì
yī
zhí
zhí
1
straight (in a straight line)
2
continuously
3
always
4
from the beginning of ... up to ...
5
all along
今天上午是晴天,但是下午一直下雨,风也很大。
This morning was clear, however the afternoon was continuously raining, and there was a lot of wind.
她最近一直在忙着照顾小孩子。
She has been busy taking care of children recently.
一直都觉得这个人很奇怪。
I always think this person is very weird.
一直都在等着你。
I've been waiting for you all along.