42. The wallflower is so called because its weak stems often grow on walls and along stony cliffs for support. 42.墙花之所以叫墙花，是因为其脆弱的枝干经常要靠墙壁或顺石崖生长，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.社会心理学的主要焦点是人与人之间的交往，而不是他们各自生活中的事件。
44. No social crusade aroused Elizabeth Williams’ enthusiasm more than the expansion of educational facilities for immigrants to the United States. 44.给美国的新移民增加教育设施比任何社会运动都更多的激发了
45. Quails typically have short rounded wings that enable them to spring into full flight instantly when disturbed in their hiding places. 45.典型的鹌鹑都长有短而圆的翅膀，凭此他们可以在受惊时一跃而起，飞离它们的躲藏地。
46. According to anthropologists, the earliest ancestors of humans that stood upright resembled chimpanzees facially, with sloping foreheads and protruding brows. 46.根据人类学家的说法，直立行走的人的鼻祖面部轮廓与黑猩猩相似，额头后倾，眉毛突出。
Understand me people don't need me to explain that don't understand my people I don't need to explain. ------ 有时候不是不懂，只是不想懂；有时候不是不知道，只是不想说出来；有时候不是不明白，而是明白了也不知道该怎么做，于是就保持了沉默。
The difference between giving up and letting go. Giving up is sacrificing what was rightfully yours, letting go is forgetting what was never yours. ------ 放弃与放手的区别：放弃是牺牲本来属于你的，放手是放下那些从来不是你的。
Sometimes,people put up walls not to keep people away,but to see who cares enough to tear those walls down. ------ 有时候人们会筑起一道墙，其实并不想把人都拒之门外，而是要等待一个人，一个足够在乎，可以拆掉围墙的人。
