New words and expressions 生词短语

precarious a. : 不稳定的

perilous: 山势险恶的，危险的

poverty n.:贫困

I live in poverty. 我生活窘困.

I’m poverty-stricken.

My family is poverty-stricken.

constitute vt. :构成

constitute a menace 构成威胁

compatible with ...: 和……处的来

incompatible: 处不来

The meal is tolerable. 这饭还说的过去。

The meal is intolerable. 这饭真差。

virgin work: 处女作

virgin soil : 处女地

virgin voyage : 处女航

Virgin Mary : 圣母玛利亚

apt a.: 易于

apt to / be apt to

theme song 主题歌

Notes on the text 课文讲解

课文开始 Populations increase and decrease relatively not only to one another, but also to natural resources. ...

populations : 表示各地的人口

to one another : 相互之间有关系

to natural resources : 和自然资源也有关系

接下来课文...In most parts of the world, the relation between population and resources is already unfavourable and will probably become even more unfavourable in the future. ...

接下来课文...This growing poverty in the midst of growing poverty constitutes a permanent menace to peace. ...