| 例句 |
An overcrowded workplace can be a major source of stress.拥挤的工作空间可能是压力的一个主要来源。The library's collection of old newspapers has proven to be a mother lode of information about the town's early history.图书馆收藏的旧报纸被证实是这个镇子早期历史资料的主要来源。His country is one of the chief sources of cocaine.他的国家是可卡因的主要来源地之一。The census constitutes the principal source of official statistics.人口普查是官方统计数字的主要来源。The Web is a prime source of insignificant factoids.网络是小趣闻的主要来源。The tourist trade is our main source of state revenue.旅游业是我们财政收入的主要来源。Heavy traffic flow is a major source of noise pollution in urban areas.密集的车流是市区噪声污染的一个主要来源。 |