1.We were talking when he leaped in.

1.我们话, 他了进来。

2.He took a leap over an obstacle.

2.他跃过障碍物。

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

3.他皱着脸, 眼泪夺眶而出。

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

4.她与约翰结婚是贸然行动。

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

5.他火车要开动时了去。

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

6.这项最新的研究表明，我们对宇宙的了解有了重大进展。

7.1996 and 2000 are leap years. 1996

7.和2000是闰。

8.His heart leaped and he felt himself reddening.

8.他的心, 他感觉自己的脸红了。

9.Production is going up in leaps and bounds.

9.产量飞速增长。

10.The goat leaped surely from rock to rock.

10.山羊稳稳当当地从一块石头到另一块石头。

11.Her French is improving by leaps and bounds.

11.她的法语进步非常快。

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

12.老虎把尾巴一甩朝她扑过来。

13.I leapt from my bed.

13.我从床来。

14.Fabia's heart leapt excitedly.

14.费比亚的心激动地狂。

15.Polly leapt to her feet.

15.波利飞快起。

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

16.一只羊过沟,其余的羊也跟着。

17.Her heart leapt when she heard a knock on the door, thinking it might be him.

17.听到有人敲门，以为是他来了，她心花怒放。

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

18.吉儿进步很快, 她飞快地赶。

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

19.个人电脑的使用带来了书写技术的飞跃发展。

20.She leaped out of the house.

20.她从房子里出来。