binder
n
1 person who binds books; bookbinder 装订工.
2 machine that binds harvested corn into sheaves, or straw into bales 割捆机.
3 cover for holding sheets of paper, magazines, etc together 活页夹.
4 substance (eg bitumen, cement) that makes things stick together 黏合剂.
What a delicious supper! Next time you must come to us.
多好吃的一顿饭呀!下次你要到我们家作客啊!
Of course he is. He's very successful. He's made lots of records. They broadcast a programme of his music last month on the radio. Why don't you come on Saturday? I think you'd enjoy it.