1.predator 捕食者

The crown of thorns starfish is a coral reef predator that preys on coral polyps.

刺冠海星是一种以珊瑚虫为食的珊瑚礁捕食者6)0Z+SkzHh-pMzzyb。

2.a range of 一系列的

A range of policies have been introduced aimed at curbing inflation.

(国家)为了抑制通货膨胀实施了一系列的政策9#g0v~A7Xs_q1,。

3.ubiquity 普遍存在

The ubiquity of computers in business, however, has been eclipsed by their takeover of our personal lives.

不过，电脑在商业领域的无所不在，相比其掌控我们的个人生活而言，相形见绌0Ya@.KphFO#-。

4.direct evidence 直接证据

He found no direct evidence to identify a leaker.

他找不到直接证据来确认泄密者h7xq)Ozkv[。