Lesson 2
Beast n. written an animal, especially a large or dangerous one 野兽
       The residents told the travelers there are savage beasts in the forest. 当地居民告诉旅游者森林里有野兽
Content adj. happy and satisfied 满足的
Mary is a good wife, he is clearly very content. 玛丽是一个好妻子，他明显很满意。
Many people in Beijing are not content with their housing conditions 在北京，很多人对住房状况不是很满意
相关表达 contents 内装物品
记忆点拨 con(合起来，聚拢地)+tent(帐篷)
Pioneer n. someone who is important in the early development of something, and whose work or ideas are later developed by other people 先锋，开辟者
Dr. Li is a pioneer in cancer research. 李医生是癌症研究的先锋
They have found a pioneer treatment for cancer. 他们已经发现了对付癌症的开拓性治疗方法
记忆点拨 pion+eer (实干家)
词组拓展 the pioneer spirit 拓荒精神