和谐英语

VOA慢速英语:All About Fireflies and Possible Liquid Water on Mars

2011-08-30来源:VOA


词汇讲解:

1. liquid n. 液体
例句:Oil, milk and water are all liquids.
油、牛奶和水都是液体。

2. orbit v. 在…轨道上运行, 环绕轨道运行
例句:The man-made satellite orbits the earth every 48 hours.
那颗人造卫星每48小时绕地球轨道运行一周。

3. hemisphere n. 半球;地球的半球
例句:This animal is to be found only in the Southern Hemisphere.
这种动物只有在南半球才能找到。

4. disappear vi. 不见, 消失
例句:A ship disappeared below the horizon.
船消失在地平线下。

5. potential n. 潜力, 潜势, 可能性
例句:This new invention has an enormous sales potential.
这项新发明有巨大的销售潜力。

6. explode v. (使)爆炸
例句:The bomb exploded.
炸弹爆炸了。

7. bumpy adj. 崎岖的;不平的;颠簸的
例句:It was a bumpy ride along the farm track.
去农场的小路颠簸不平。

8. bulge n. 膨胀, 肿起
例句:The apple made a bulge in his pocket.
苹果把他口袋塞得鼓了起来。

9. fold v. 折叠; 对折交叠
例句:A fan folds.
扇子可以折叠起来。

10. bug n. 虫子
例句:The sacks of rice were swarming with bugs.
一袋袋的米里长满了虫子。

11. signal n. 信号, 暗号
例句:Signals are made with flags or lamps.
用旗或灯传递信号。

12. bury vt. 掩埋, 埋藏
例句:The old man is burying his money.
老头正在埋藏他的钱。