1. 58花草怜人爱，行人多珍惜。请给它们一片净土！

1. The flowers and grasses show compassion for people, and passersby cherish them greatly. Please give them a pure land!

2. 垃圾不落地，教室更美丽。

2. No litter on the ground, the classroom becomes more beautiful.

3. 西外是我们共有的家园，爱护它是我们共同的心愿。

3. The Western Foreign is our shared home, and taking care of it is our common wish.

4. 请保持室内清洁! 保持高尚的人格，从细节做起：请把垃圾带走! 带走垃圾，人人有责。

4. Please keep the indoor environment clean! Uphold noble character, starting from the details: please take the trash away! Taking away the trash is the responsibility of everyone.

5. 27抓好农村生活垃圾无害化处理，改善农村生活和农业生产环境。

5. 27 Strive to achieve harmless treatment of rural domestic waste and improve the living and agricultural production environments in rural areas.

6. !多一份自觉，多一份清洁。

6. The more self-awareness, the cleaner.

7. 25随手扔垃圾，行为不得体，环境被破坏，受害也有你。

7. Littering casually is improper behavior, the environment is destroyed, and you are also a victim.

8. 自主学习：课间休息时间可以利用起来进行自主学习，复习课堂内容，预习下一节课的内容，提高学习效果。

8. Self-study: Utilize the break time between classes for self-study, review the content of the class, preview the content of the next class, and improve the learning effectiveness.

9. 群策群力共建文明宿舍，同心同德共创和谐校园。

9. United efforts to build a civilized dormitory, and with unity of thought and purpose, to create a harmonious campus.

10. “请送我回家!”——垃圾 “你对我的遗弃，等于将你的道德也给丢弃。

10. "Please take me home!" - Trash "Your abandonment of me is equivalent to discarding your own morality."

11. 14带走随手扔垃圾的习惯，带来时刻爱卫生的文明。

11.14 Abandon the habit of littering and bring about a civilization of constant cleanliness.

12. 23茵草虽美，保护不易，望君手下留情，且观且珍惜。

12. The herb Yinzao is beautiful, but not easy to protect. I hope you will show mercy and both observe and cherish it.

13. 走道间，不奔跑，文明游戏不打闹。——303王梓焱

13. In the corridors, do not run; engage in civil games without disturbance. — From No. 303, Wang Ziyang

14. 20垃圾不乱扔，城市更卫生。垃圾不落地，城市更美丽。

14. Don't litter, keep the city clean. No garbage on the ground, make the city more beautiful.

15. 讲究社会公德，爱护公共环境。

15. Adhere to social morality and cherish the public environment.

16. 在合适的时间，有正确的思想，做正确的事，就是文明的另一种意义。

16. At the right time, with the right mindset, doing the right thing is another meaning of civilization.

17. 15建环保模范城市， 创美好幸福生活。

17. Build model eco-cities, create a beautiful and happy life.

18. 讲文明，讲卫生，讲科学，树新风。

18. Promote civilization, hygiene, science, and cultivate new trends.

19. 只有卫生才有健康，只有干净才有安宁。

19. Only hygiene leads to health, and only cleanliness brings peace.

20. 开展楼道环境卫生整治，营造健康洁净生活环境。

20. Carry out the sanitation and cleanliness improvement of corridor environments to create a healthy and clean living environment.

21. 珍惜自己，关爱他人，革除陋习，从我做起。

21. Cherish oneself, care for others, and eliminate bad habits, starting from me.

22. 48废物，宝物，一息之中；垃圾，资源，一念之间。

22. Waste, treasure, in a breath; garbage, resource, in a thought.

23. 垃圾也是浮云,让它飘走吧!

23. Waste is but the fluff of clouds, let it drift away!

24. “勿以恶小而为之，勿以善小而不为”

24. "Do not do evil because it is small, and do not omit doing good because it is small."

25. 21文明从身边做起，卫生从点滴做起，勿以善小而不为。

25. Start the civilization from what is around us, and hygiene from the smallest details. Do not ignore the small good deeds.

26. 将你的脚印留在理工，将你的青春留在文明寝室。

26. Leave your footprints in Science and Engineering, and keep your youth in the civilized dormitory.

27. 30从个人卫生做起，人人讲卫生，处处美环境！

27. Starting from personal hygiene, let everyone practice cleanliness and create a beautiful environment everywhere!

28. 3分类一小步 文明一大步

28. A small step in classification, a giant step in civilization.

29. 17捡起一团纸，你捡到的是一种快乐；丢掉一片果壳，你丢弃的是一种美德。

29. 17. Picking up a wad of paper, you find a piece of joy; discarding a piece of fruit shell, you discard a piece of virtue.

30. 举手之劳，参与环保。

30. Make a small effort to participate in environmental protection.

31. 50群防群治风险废物污染，共建共享生态美妙家园。

31. Joint prevention and control of waste pollution from 50 groups, jointly building and sharing a beautiful ecological home.

32. 全民动员、全民参与、共同营造健康楼道环境。

32. Mobilize the whole population, involve everyone, and collectively create a healthy corridor environment.