介绍： 腐烂rot + cover
● rot; rotten; erode; corrode
● decay; rust; crust; spot
● cover; uncover; discover; recover

注：标星号的词汇为重点单词。

1、rot
[rɒt]
v. （使）腐败，（使）腐烂 n. 腐败，腐烂；腐化，堕落
Candy will rot your teeth.
吃糖会腐蚀牙齿。

2、rotten
['rɒtn]
adj. 腐烂的, 腐朽的
The apples went...

介绍： 腐烂rot + cover
● rot; rotten; erode; corrode
● decay; rust; crust; spot
● cover; uncover; discover; recover

注：标星号的词汇为重点单词。

1、rot
[rɒt]
v. （使）腐败，（使）腐烂 n. 腐败，腐烂；腐化，堕落
Candy will rot your teeth.
吃糖会腐蚀牙齿。

2、rotten
['rɒtn]
adj. 腐烂的, 腐朽的
The apples went rotten very quickly.
苹果很快就腐烂了。

3、erode
[ɪ'rəʊd]
v. 侵蚀; 削弱, 逐步损害
The rocks have gradually eroded away.
岩石逐渐风化。

4、corrode
[kə'rəʊd]
v. 腐蚀；侵蚀
Corruption corrodes public confidence in a political system.
腐败可削弱公众对政治制度的信心。

5、decay
[dɪ'keɪ]
v. /n. 腐烂，衰退，衰败
Sugar makes your teeth decay.
糖能引起蛀牙。
This industry has been in decay for some time.
这个行业早就开始衰退了。

6、rust
[rʌst]
n. 锈，铁锈 v. （使）生锈
The gate was old and badly rusted.
大门很旧，锈得厉害。

7、crust
[krʌst]
n.（地球的）地壳；面包皮；（某物的）硬薄外层
Bake until the crust is golden.
把糕饼烤至外皮呈金黄色。

8、*cover
['kʌvə]
v. 遮盖；覆盖；报道；包括，涉及 n. 盖子，封皮
“Exercise” is a word which covers a vast range of activities.
“锻炼”一词包含非常广泛的活动。
She’s covering the American election for BBC television.
她在为英国广播公司的电视台报道美国大选。
coverage n. 覆盖范围；新闻报道

9、uncover
[ʌn'kʌvə]
v. 发现；揭露
The police have uncovered a plot.
警方破获了一项阴谋。

10、*discover
[dɪs'kʌvə]
v. 发现；发觉
Scientists have discovered how to predict earthquake.
科学家已经发现如何预测地震。
discovery n. 发现

11、*spot
[spɒt]
v. 发现；看出 n. 地点，处所；（圆）点，斑点；污渍，斑痕
I spotted a police car behind us.
我发现有辆警车在我们后面。

12、*recover
[rɪ'kʌvə]
v. 康复；恢复；重新获得
He is recovering from a knee injury.
他膝盖的伤在恢复中。
recovery n. 恢复