451. applicablea. 可应用的，适当的

These principles are applicable to all minority nationality areas.

这两条对所有少数民族地区都是适用的。

452. applicantn. 申请人

As a manager, Tiffany is responsible for interviewing applicants for some of the positions with her company. (2009年6月英语四级考试真题)

453. breadthn. 宽度

A bookless life is an incomplete life. Books influence the depth and breadth of life. (2008年12月大学英语四级考试真题)

454. conservationn. 保存，保护

This is a rare species requiring conservation efforts.

这是一种需要尽力保护的稀有种。

455. conservativea. 保守的

They questioned the Conservative candidate on his views.

他们询问保守党候选人的意见。

456. paralleln. 平行线；可相比拟的事物

Parallel lines never join.

平行线永不相交。

457. passionn. 激情，热情

Miller developed a 7-step process to help potential job seekers assess their current situation and beliefs, identify their real passion, and start on a journey that allows them to pursue their passion through work. (2007年6月23日大学英语四级(CET-4)真题试卷(A卷))

458. passivea. 被动的，消极的

Much of the problem is that we live in a passive age.

问题主要在于我们是生活在一个被动的年代。

459. patv. /n. 轻拍，轻打

I pat the dough into a flat cake.

我把生面团拍打成一张扁平的饼。

460. peakn. 山峰，顶点

We saw peak beyond peak.

我们看见重重山峰。

461. phenomenonn. 现象

Combine these higher thought processes with our hardwired danger-detection systems, and you get a near-universal human phenomenon: worry. （2006年12月24日大学英语四级(CET-4)真题试卷(A卷)）

462. reluctanta. 不情愿的，勉强的

The space agencies are reluctant to open up space to tourists. （2006年12月24日大学英语四级(CET-4)真题试卷(A卷)）

463. relyvi. (on ,upon)依赖，指望

They rely more and more on electronic devices（2008年6月大学英语四级考试真题）

464. relevanta. 有关的，切题的

Please collect the relevant data.

请收集有关的资料。

465. reliablea. 可靠的

The only obstacles to opening up space to tourists are the space agencies, who are concerned with safety and the development of a reliable, reusable launch vehicle. （2006年12月24日大学英语四级(CET-4)真题试卷(A卷)）