1. be found in
2. be tosociated with
3. be typical of
4. the use of
5. rely on
6. be derived from 起源于
7. refer to
8. be known to sb
9. be known as sth
10. be concerned with
11. in relation to 关于，与相比
12. act on 对起作用
13. bring about 使发生
14. protect.... from
15. together with
16. a number of
17. be able to
18. be similar to
19. be dependent on
20. with etoe 熟练的
21. according to
22. specialize in doing sth
23. serve to
24. at one time
25. tend to
26. interest in
27. due to
28. lead to
29. at letot
30. contrary to
31. be equal to
32. contribute to doing sth
