10. lead　 通向；领路　 lead sb by the arm 牵…的手　　 lead sb ( in ) doing 带领…做…　　　　

　　　　 lead/live a happy life 过幸福生活　 lead a miserable existence　 过着悲惨的生活　　

lead to 通向　 Hard work leads to success.

9. observe (obey) the law　 　break the law　 keep (maintain, preserve) law and order　 维持治安

8. launch　　 发射；船下水　 launch the ship from the shipyard　 从船坞下水

7. the latest news　 最新的

6. later 较晚的　　 later on 以后　　 three days later 三天后　　 in later years 在以后岁月中

5. She is the last to leave.她最后一个走。 　　last but not least 　最后的但不是不重要的

4. You are the last people that I want to see.你是我最不想见的人.be faithful to the last 至死不渝

3. have a large population (audience, staff)　　 at large 逍遥自在　　 a tiger at large

2. lack 缺A lack of food caused her to grow weak.　

The plants died due to a complete lack of water.　 though/by/from/for lack of 由…缺乏　　

The flower died for lack of water.

　　 lack sth = be short of　 　lack money ,　　 be lacking in　 　He is lacking in courage.

1. labour　 劳动, 劳力　 The plan can saved much labour.

　 They earn their living by their own labour .　 　　　　a labour-saving machine