在以下文章中，我们将探讨“in contrast”和“in contrast to”这两个短语的不同用法和含义。

1. 负责(某事)

用法：in charge of

例如：She is in charge of the project.

2. 和…形成对比

用法：in contrast to

例如：In contrast to dogs, cats are more independent.

3. (和…)有共同之处

用法：in common

例如：They have a lot in common.

4. 最后一点

用法：in conclusion

例如：In conclusion, I would like to thank everyone for their hard work.

5. 促使某人做某事

用法：to do sth.

例如：He was encouraged to study harder.

6. 接触,暴露

用法：exposure to / be exposed to

例如：He was exposed to the sun for too long.

7. 区别辨别

用法：differentiate between A and B / differentiate A from B

例如：It is important to differentiate between right and wrong.

8. 大多数

用法：the majoring

例如：The majoring of the population supports the new policy.

9. 相反大不相同

用法：in contrast

例如：His actions were, in contrast, very kind.

通过以上的讨论，我们可以看到“in contrast”和“in contrast to”这两个短语在表达不同意思和用法上的区别。希望这些信息对你有所帮助。