1. moral ['mɒr(ə)l] adj. 道德上的，道义上的；品行端正的  n. 道德寓意

Abortion is a difficult moral choice.

堕胎是一个艰难的道德抉择。

moral standards/principles

道德标准        

Dad came along to give me some moral support.

爸爸过来给我一些精神支持。

take the moral high ground

占领道德高地

A man has a moral duty/responsibility to obey the law.

每个人在道德上都有遵守法律的义务。

A moral man wouldn't threaten a child.

一个品行端正的人不会去威胁一个孩子。

a moral man of high integrity

一个为人正直、道德高尚的人

morals道德准则（复数）

He acts without morals.

他做事不讲道德。

The moral of the story was that practice makes perfect.

这个故事的寓意是熟能生巧。

morality [məˈræləti] n. 道德；道德性

commercial morality

商业道德

There's no morality in politics.

政治这东西没有道德可言。

There was a heated discussion on the morality of abortion.

关于堕胎是否符合道德标准的讨论很激烈。

2. vulnerable ['vʌlnərəbəl] adj. 脆弱的，易受攻击的，易受伤的

Wild animals are at their most vulnerable when they are asleep.

野生动物在睡觉时最易受到攻击。

be vulnerable to...

Children are most vulnerable to abuse within their own home.

儿童在自己家里最易受到虐待。

People with high blood pressure are especially vulnerable to diabetes.

血压高的人尤其容易患糖尿病。

Your arguments are vulnerable to criticism.

你的论据容易受到批评。

Opp: invulnerable

3. colony ['kɒlənɪ] n. 殖民地；(某一类人的) 聚居区；(生物)群落

The United States was once a colony of Great Britain.

美国曾经是英国的殖民地。

a colony of artists

艺术家聚居区

the Chinese colony in California

聚居加州的中国侨民

a bird colony 鸟群

a colony of ants 蚁群

colonial [kə'ləʊnɪəl] adj. 殖民地的，殖民的  n. 殖民地居民

China was once a semi-colonial state in history.

中国历史上曾是一个半殖民地国家。

Britain was the largest colonial power .

英国曾是最大的殖民强国。

colonial expansion

殖民扩张

colonials fighting for independence

争取独立的殖民地居民

4. pant [pænt] vi. 气喘，喘息；喘着气说；渴望

The dog was panting because of the hot weather.

因为天热这只狗不停地喘气。

He was panting for breath after the race.

跑完比赛他上气不接下气。

She panted out her message and then collapsed.

她气喘吁吁地讲出她的口信后就倒下了。

pant for… 气喘吁吁地想得到（水或空气）；渴望… (desire for/eager for)

After two hours of running, the horse was panting for water.

马跑了两个小时后气喘吁吁地想饮水。

The end of the novel leaves you panting for more.

小说的结尾让人感到意犹未尽。

5. refund ['riːfʌnd]/[rɪ'fʌnd] n./vt. 退款，偿还

They refused to give me a refund.

他们拒绝给我退款。

to demand/ask for a refund

要求退款

a full refund

全额退款

tax refund

退税

We'll refund you the money in full if you're not satisfied.

如果不满意，我们会全额退款。