1.made up of 由...组成

例句:Speech is made up of sound waves that vary in frequency and intensity.
语音是由不同频率和强度的声波组成的。

2.human right 人权

例句:This is the most fundamental human right that the Chinese Government must safeguard..
这是中国政府必须维护的最根本的人权。

3.cut off 切断；中断

例句:The slide cut off the valley from the rest of the world.
山崩切断了这个山谷与外界的联系。

4.terrorist threat 恐怖威胁

例句:Security was tight because of the new terrorist threat.
因为新的恐怖威胁，安全形势比较紧张。