7.For good measure, during the spring and summer drought, heat, hail, grasshoppers, and other frustrations might await the weary growers.
在春季和夏季，要精确量度干旱、热量、冰雹、蝗虫和其他损失可能是一件疲劳的事情。
8.What we today call America folk art was, indeed, art of, by, and for ordinary, everyday “folks” who, with increasing prosperity and leisure, created a market for art of all kinds, and especially for portraits.
我们今天所谓的美国民间艺术，实际上是普通老百姓的艺术、被普通老百姓创造的艺术和为普通老百姓和日常提到的“民间人士”的艺术，是一个他们在社会日渐繁荣和休闲情况下创建的一个包含各种各样尤其是肖像画种类的艺术的市场。
9.The people had no agriculture but, over thousands of years, had developed techniques and equipment to exploit their environment, basing their economy on fishing in streams and coastal waters that teemed with salmon, halibut, and other varieties of fish; gathering abalone, mussels, clams, and other shellfish from the rocky coastline; hunting land and sea mammals; and collecting wild plant foods.
他们没有农业，但是经过几千年，已经发展了探索自身环境的技术和设备。他们是基于大量出现鲑鱼、大比目鱼和其他多种鱼类的自身流域和水岸捕鱼的经济;基于从落基山水岸聚集了鲍鱼、蚌类、蛤和其他贝壳动物的经济;基于捕猎地域和海洋哺乳动物的经济;以及基于收集野生植物的食物的经济;
10.The musicians within the orchestra’s ranks enrich their community immeasurably by ensuring that new generations of musicians, or simply music lovers, are given the kind of superior instruction that only an actively engaged, practicing musician can impart.
有管弦乐家的级别音乐家们可以无限制地有利于他们的团体，靠通过确保给新一代的音乐家们或简易的音乐爱好者们一种的指导，这种指导只能由一个活的已加入的具有实践经验的音乐家能传授。
11.Since Canadian metropolitan areas have only one-quarter the number of kilometers of superhighways per capita as United States metropolitan areas – and at least as much resistance to constructing more – suburbanization of peoples and functions is less extensive north of the border than south.
因为加拿大地大都市区域每城市高速公路公里总数量只有美国的四分之一，而且至少根据相当的居民数量去建设更多的高速公路，比较南部边界的而言，人群和设施的都市化在北部边界区延伸度较少。
12.They made available kinds of popular music heard previously only limited geographical areas or by specific ethnic and social groups – especially the blues, gospel songs, and jazz of African Americans and the traditional music of the southern Appalachian Mountains and other rural areas of the southern and western United States.
他们制造了相当多种类的流行音乐，这些音乐以前只限于在地理区域或特殊的种族和社会群体能被听到，尤其是象布噜斯、福音歌曲和非洲美国人的爵士乐和阿巴拉奇亚山脉南部和其他美国南部和西部的乡村区域传统音乐。