正文

VOA慢速英语:US Company Developing Space-Based Plane Tracking

2015-08-19来源:VOA

Update Required To play the media you will need to either update your browser to a recent version or update your Flash plugin.

词汇讲解：

1. satellite n.卫星; 人造卫星
例句：These satellite devices usually take a transient posture.
这些卫星设备通常都保持暂时姿态。

2. receive vt.收到; 接待
例句：Children receive painstaking care from their parents.
孩子们受到家长爱护备至的照料。

3. require vt.需要; 要求
例句：sometimes require a more sovereign stance.
有时是需要独占姿态的。

4. contact vt.使接触; 与…联系
例句：No, I have no contact with her.
没有。我和她没有一点儿联系。