1.crash v.碰撞
The plane crashed mysteriously near the island of Ustica.
那架飞机在乌斯蒂卡岛附近神秘坠毁了 。
2.assessment n.评估;评价
There is little assessment of the damage to the natural environment.
几乎未对自然环境破坏程度作出评估 。
3.acknowledge vt.承认;鸣谢
You have to acknowledge that we live in a racist society.
你得承认我们生活在一个有种族偏见的社会中 。
4.insist vt.& vi.坚持
They insist on tastier chocolate than the anaemic British stuff.
他们坚持要比淡而无味的英国货味道更好的巧克力 。
5.viable adj.切实可行的;能养活的
The goal has been to establish and sustain a nation of viable family farms.
目标是要建立一个能够使家庭农场得以存续的国家,并使其维持下去 。