请问英文中past continuous是指什么意思？

past continuous 中文名：过去进行式
过去某个时间点或某个时间段中正在发生的事情
形式为 was/were doing sth
1. I was doing my homework at that time.(at that time 在那个时候 ）
2。I was doing my homework when he came in .(他进来时，我正在做作业）
3。What are you doing last night?
What were you doing from 6 to 8 yesterday morning?
昨晚(一段时间),昨天早上6点到8点 这些表示过去的一段时间，动作在这段时间延续的话，用过去进行时

Past Continuous（Past Progressive）
form：was/were + present participle （就是加ing)

Use of Past Progressive
puts emphasis on the course of an action in the past
Example: He was playing football.

two actions happening at the same time (in the past)
Example: While she was preparing dinner, he was washing the dishes.

action going on at a certain time in the past
Example: When I was having breakfast, the phone suddenly rang.

Signal Words of Past Progressive
when, while, as long as

past continuous 过去进行式