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BBC在线收听下载:美韩联合研发昆虫机器人

2015-08-03来源:BBC

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词汇讲解：

1. component n.成分; 组分
例句：You have introduced a partly random component.
你介绍了一个在一定程度上属于偶然的成分。

2. speculate vt. 恩索，猜测
例句：I wouldn't like to speculate on the reasons for her resignation.
我不愿意猜测她辞职的原因。

3. discuss vt.商量; 讨论
例句：We’ll discuss these in detail below.
我们将在下面详细讨论。

4. discourage vt.劝阻; 阻碍
例句：Cities will have a powerful incentive to discourage recycling.
城市将采取有力的措施阻止再循环。

5. propel vt.推动; 推进
例句：Up to now, it is only the rocket which can propel a space vehicle.
至今，只有火箭才能推进宇宙飞行器。

6. involve vt. 包含; 使参与
例句：It would involve all Rome in a fearful strife.
这将使整个罗马卷入一场可怕的战争。