1. Mr. Smith is a bigwig around here. 史密斯先生是我们这儿的要人。
2. That he or the other bigwig Russians who have taken refuge in London would jeopardise their asylum for the sake of such risky Machiavellianism seems improbable. 他或其他曾在伦敦寻求庇护的俄罗斯大佬可能会因为如此不择手段的冒险行为危及自己的庇护权，这似乎不大可能发生。
3. Government ethics laws, he said, aim to prevent corporate titans from paying big money to influence politicians - but they don't ban the president from buying a bigwig a sandwich. 他说，政府的道德法律意在阻止企业巨头支付大笔资金影响政治人士，但道德法并没有明令禁止总统请大亨吃个三明治。
英英解释
n.
1. the most important person in a group or undertaking
