19.a ltogether adv. 完全地；总共；总而言之
20.p rior to prep.在…之前
Unit 5
1.fling vt. 掷，抛；嘲笑；使陷入；轻蔑地投射；猛动
n. 掷，抛；嘲弄；急冲
vi. 猛冲，急行
2.something of : to some extent
something like: similar to but not exactly like
3. for want of 因缺少
Be in want of 需要
4. cynic 愤世嫉俗的人
5. ebb n./vi. 衰退；退潮；衰落
6. ecstasy 狂喜
7. flush n./v./a.冲散;脸红；大量的；齐平的；丰足的，洋溢的；挥霍的
Blush n./v.脸红
8. flutter 振动
9. linger on (垂危的人)仍旧活着，拖着不死；拖延时日;逗留；一直呆着；留恋不走;停留；存留;(踌躇)考虑；思考
10. meadow
11. metaphysics 玄学
12. pluck=pick