主要单词
1. rare adj. 稀有的,难得的
a rare word〔冷僻的词〕 rare metals〔稀有金属〕
a rare disease(罕见的疾病)
2. substance n. 物质;实质;大意;根据
Ice, snow and water are the same substance in different forms.〔冰、雪、水是同一物质的三种不同形式。〕
What was the point of going to a lecture with little substance?
〔去听一个没有什么内容的讲座有什么意义呢?〕
What he is saying in substance is that we should take effective measures to prevent pollution.
〔他大体上说的是我们应该采取有效措施防止污染。〕
There was no substance in his complaints.〔他的抱怨没有道理。〕
3. slight adj. 轻微的;纤细的
Mother said she had a slight headache.〔妈妈说她有点头疼。〕
I didn't have the slightest idea about what had happened.〔我一点都不知道发生了什么事。〕
4. extreme adj. 极端的,极度的;尽头的 n. 极端
Extreme action will be taken if necessary.〔如有必要,我们将采取最严厉的行动。〕
His hospitality was carried to an extreme.〔他好客得过分了。〕
She found the book uninteresting to the extreme.〔她觉得那本书没意思透了。〕
extreme joy/pain 〔极度的欢乐/痛苦〕 an extreme of sadness〔极度伤心〕
go from one extreme to the other〔从一个极端走到另一个极端〕
go to the other extreme 〔走到另一个极端〕
in the extreme〔极度,非常〕
extremes of poverty and wealth〔贫富的两极〕
5. pressure n. 压力,压强
Heavy study load and great expectation from parents may give children too much pressure.
〔沉重的学习负担以及家长的过高期望可能会给孩子太大的压力。〕
He was under constant pressure from his superiors.〔他的上司不断地给他压力。〕
6. liquid adj. 液体的,液态的;清澈的,明亮的 n. 液体
7. crack n. 裂缝 v. 破裂;打开
His face cracked with a broad smile. 〔他咧开嘴笑了。〕
The phone cracked the room's quiet.〔电话铃声打破了房间的寂静。〕
They were unable to crack a highly competitive sales market.〔他们无法打进竞争激烈的销售市场。〕
8. crust n. 地壳;面包皮,外皮
It is very dangerous to walk on the thin crust of ice.〔在这样一层薄冰上行走是很危险的。〕
9. crystal n. 水晶;晶粒 adj. 清澈透明
I've made my point crystal clear that I would never agree to such a proposal.
〔我已经表明了我的观点,绝不同意这个提议。〕