Examples
bù hǎo yì si不好意思，xiàn zài现在xiàn lù线路fán máng繁忙。
不好意思，现在线路繁忙。
Sorry, the line is busy now.
当你穿越交通繁忙的街道时要小心注意。
Be careful when you pass through the street's busy traffic.
快要到早上的繁忙时段了，我们还不出发就要堵车了。
If we don't hit the road soon, we'll get caught in the morning rush hour traffic.