2011雅思疑难长句一百句译文8

71. The aerospace industry is the complex of manufacturing concerns engaged in the production of flight vehicles, including unpowered gliders and sailplanes, lighter than air-craft, ground-effect machines, heavier than air craft of both fixed-wing and rotary-wing varieties, military missiles, space launch vehicles, and manned or unmanned spacecraft; propulsion systems and other thrusting devices; on board equipment essential to the design purpose of the flight vehicle; and ground-based support equipment needed for the operation and maintenance of the flight vehicle.?

　　【译文】 航天工业是一个综合制造行业，从事各种飞行器的生产，包括：各种无动力滑翔机，轻于空气的飞行器，地面效应机械设备，重于空气的各种固定和旋转机翼飞行器，军用导弹，太空发射器，载人或无人飞行器，推进系统或其他助推设备，对飞行器的设计至关重要的舱内设备，控制和维护飞行器的地面设备。

　　72. Russia, France, and the United Kingdom, as well as the European Space Agency, also have achieved a high degree of aerospace sophistication and have the ability to manufacture home designed systems including the entire range of aerospace vehicles.?

　　【译文】 俄罗斯、法国、英国以及欧洲航天局也在航天技术上取得很高的成就，能够制造包括各种航空飞行器在内的本国自身设计的系统。

　　73. In the United States, nonaerospace systems, primarily for state and municipal governments, utilities, surface?transportation companies, hospitals, and other segments of the medical community, represent a significant portion of total sales.?

　　【译文】 在美国，非航空设备的主要客户是各州和市政府、公用事业公司、地面运输公司、医院和其他医疗机构，这些设备的生产占总销售量的很大一部分。

　　74. Between 1940 and 1980 in the United States, for example, per-acre yields of corn tripled, those of wheat and soybeans doubled, and farm output per hour of farm work increased almost 10 fold as capital was substituted for labour.?

　　【译文】 例如，美国在1940～1980期间玉米的亩产量增加了2倍，小麦和大豆增加了1倍；换算为现金计算，每工时的农业产量增加了近9倍。

　　75. This is an opportunity for some of us to suggest to Hollywood where that boundary of consumer tolerance is. Especially those of us who have not yet convinced Hollywood to cease its descent into ever?lower levels of desensitization of our young.?

　　【译文】 现在是个机会，我们应该告诉好莱坞消费者的忍耐力所能达到的限度。特别是对我们这些还没有说服好莱坞，阻止他们使我们的年轻一代变得越来越冷漠的人来说。