关心，挂念; 惦

1. 关心,挂念：be composed of...由...组成 | be concerned about...关心...,挂念... | be determined to do something决心做...

2. 关心：18.materialistic society 物质社会 | 19.be concerned about 关心 | 20.the sense of achievement 成就感

3. 对...担忧/关注：5. be viewed as ... 被视为是... | 6. be concerned about ... 对...担忧/关注... | 7. pollution-free fuel 无污染燃料

4. 担心......,关心：18. meet one's needs 满足某人的需要 | 19. be concerned about 担心......,关心...... | 20. turn out 结果是;证明是