正文

VOA慢速英语:Protecting Migrant Workers Helps Host Countries

2016-03-07来源:VOA

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词汇讲解：

1. expand vt.扩张; 使…变大; 详述
例句：I want to expand the medical program and the recreation program.
我要扩充医药工作和康乐活动。

2. harmful adj. 不良; 不利; 对…有害的
例句：This apparatus produces harmful radiations.
这种装置产生有害的辐射线。

3. assimilate vi.同化; 吸收，消化
例句：It's not easy to assimilate so many ideas.
吸收那么多思想很不容易。

4. influence vt.影响; 感染; 支配; 对…起作用
例句：The air resistance makes influence on the flight of an aeroplane.
空气阻力影响飞机飞行。