单词 “through” 既可以指 “穿过地点和实体空间”，也可以指 “自始至终”。作形容词时， “through” 的意思是什么？
 
用法总结

1. “Through” 可以用来表示 “穿越，穿过地点或实体空间”。
We pushed through the crowd to get to the front.
Walk through the park and you'll see the cafe.
 
2. “Through” 可以用来表示 “从始至终，一直”。
We sang and danced through the whole concert.
I can't believe I sat through yesterday's football match. It was so boring and no one scored!
 
3. “Through” 可以用来表示 “利用，通过”，意思类似于 “using”。
We were lucky to get last-minute tickets through a friend.
You can place your order through our new app.
 
4. “Through” 作形容词用，意思是 “完成的，结束的”。
We were exhausted but happy when the concert was through.
We are through with this lesson.