2. convenient (便利的) — convenience (便利) — inconvenient (不方便的)
3. especially (特别地) — particular (特别的)
4. phenomenon (现象)
5. individual (个人、个别)
6. philosophy (哲学)
7. psychology (心理学)
8. independence (独立性) — dependence (依赖)
9. cultural (文化的) — natural (自然的)
10. efficient (有效率的)