俞敏洪指導英語復習：50個句子記完7000單詞

　　42. The wallflower is so called because its weak stems often grow on walls and along stony cliffs for support.

　　42.墻花之所以叫墻花，是因為其脆弱的枝干經常要靠墻壁或順石崖生長，以便有所依附。

　　43. It is the interaction between people, rather than the events that occur in their lives, that is the main focus of social psychology.

　　43.社會心理學的主要焦點是人與人之間的交往，而不是他們各自生活中的事件。

　　44. No social crusade aroused Elizabeth Williams’ enthusiasm more than the expansion of educational facilities for immigrants to the United States.

　　44.給美國的新移民增加教育設施比任何社會運動都更多的激發(fā)了Elizabeth Williams的熱情。 45. Quails typically have short rounded wings that enable them to spring into full flight instantly when disturbed in their hiding places.

　　45.典型的鵪鶉都長有短而圓的翅膀，憑此他們可以在受驚時一躍而起，飛離它們的躲藏地。

　　46. According to anthropologists, the earliest ancestors of humans that stood upright resembled chimpanzees facially, with sloping foreheads and protruding brows.

　　46.根據人類學家的說法，直立行走的人的鼻祖面部輪廓與黑猩猩相似，額頭后傾，眉毛突出。

　　47. Not until 1866 was the fully successful transatlantic cable finally laid.

　　47.直到1866年第一條橫跨大西洋的電纜才完全成功的架通。

　　48. In his writing, John Crowe Ransom describes what he considers the spiritual barrenness of society brought about by science and technology.

　　48. John Crowe Ransom在他的著作中描述了他認為是由科學技術給社會帶來的精神貧困。

　　49. Children with parents whose guidance is firm, consistent, and rational are inclined to possess high levels of self-confidence.

　　49.父母的教導如果堅定，始終如一和理性，孩子就有可能充滿自信。

　　50. The ancient Hopewell people of North America probably cultivated corn and other crops, but hunting and gathering were still of critical importance in their economy.

　　50.北美遠古的Hopewell人很可能種植了玉米和其他農作物，但打獵和采集對他們的經濟貿易仍是至關重要的。