1.We were talking when he leaped in.

1.我们在, 跳了进来。

2.He took a leap over an obstacle.

2.跃过障碍物。

3.Her marriage to John was a leap in the dark.

3.她与约翰结婚是贸然行动。

4.This latest research represents a quantum leap in our understanding of the universe.

4.这项最新的研究表明，我们对宇宙的了解有了重大进展。

5.1996 and 2000 are leap years. 1996

5.年和2000年是闰年。

6.His heart leaped and he felt himself reddening.

6.的心在跳, 感觉自己的脸了。

7.Production is going up in leaps and bounds.

7.产量飞速增长。

8.The goat leaped surely from rock to rock.

8.山羊稳稳当当地从一块石头跳到另一块石头上。

9.Her French is improving by leaps and bounds.

9.她的法语进步非常快。

10.His face puckered, the tears leapt from his eyes.

10.皱着脸, 眼泪夺眶而出。

11.With a lash of its tail the tiger leaped at her.

11.老虎把尾巴一甩朝她扑过来。

12.He leapt onto the train just as it was pulling away.

12.在火车动时跳了上去。

13.If one sheep leap over the dyke,all the rest will follow.

13.一只羊跳过沟,其余的羊也跟着跳。

14.Jill's making excellent progress; she's coming along in leaps and bounds.

14.吉儿进步很快, 她飞快地赶上。

15.The quantum leap in writing technology came with the introduction of personal computers.

15.个人电脑的使用带来了书写技术的飞跃发展。

16.She leaped out of the house.

16.她从房子里跳出来。

17.The idea leaped into his mind.

17.这个想法突然闪过的脑海。

18.He leaped up from his chair.

18.从座位上跳起来。

19.The dog is leaping at him.

19.这只狗朝跳过去。

20.Her heart leaps up.

20.她的心跳加快。