top banana

基本解释

He is a top banana in this corporation.
他是公司的老板。
CHINA IS EMERGING as a top banana in global tomato production, and some analysts say that makes shares of leading producer Cofco Xinjiang Tunhe Co. ripe for picking.
中国正逐渐成为世界重要的番茄生产国，一些分析人士认为，现在投资中国最大番茄生产商中粮新疆屯河股份有限公司(COFCO Xinjiang Tunhe Co. Ltd.)的股票正当其时。
For many years Doctor Henry Kissinger has been a top banana in American foreign policy. He is no longer in public office but plenty of people still listen to his advice.
这句话的意思是：许多年来，亨里.基辛格博士在美国外交政策方面是最高级的一位官员。现在他已经不再担任公职，但是许多人仍然愿意听取他的意见。

You may think that Lixin Cheng, the top banana at ZTE's USA division since June 2010, has had a tough time facing strong accusations since October regarding its ties with the Chinese government and its lack of transparency, but at MWC yesterday, the CEO told us that the investigation has actually been beneficial for his company.
ENGADGET: ZTE USA's CEO: US investigation report is actually good for us