4月4日每日单词
1. decline 下降
2. decrease [dɪ'kriːs]下降
3. considerable decline 显著下降
4. decline to do 婉拒 = refuse to do
5. incline 倾斜，倾向
6. incline to do 倾向于做某事
7. I incline to hold the opinion that = I think
8. delicate 精致的，精美的
9. derive from = come from = stem from 源自
