But now piracy involving illegal streaming services as well as file-sharing costs the US economy about $30 billion in lost revenue a year and some 250,000 jobs, estimates the US Chamber of Commerce's Global Innovation Policy Center.
但现在，据美国商会全球创新政策中心估计，涉及非法流媒体服务和文件共享的盗版每年使美国经济损失约300亿美元的收入，并导致约25万个就业岗位流失。
played a part in the fight against illegal file-sharing.
参与了打击非法文件共享的斗争。
例句取自历年考研英语真题，翻译为机器生成，仅供学习参考。