During the antitrust trial , bill gates repeatedly denied that microsoft 's dominance was unassailable .
在反垄断案中,比尔盖茨一再否认微软的优势无懈可击。
Money market funds , which unlike bank accounts are not guaranteed by the fdic , had a practically unassailable record for safety , until reserve decided to invest in lehman 's highly rated bonds .
As the internet continues to blur the distinction between television , telephones and it , once unassailable incumbents are struggling to cope with the increased competition .
Producing millions of gallons of oil each year , the industry was widely seen as unassailable , with advocates scoffing at would-be illumination substitutes like lard oil and camphene .
When bitcoin emerged ex machina in 2009 , geeks worldwide immediately embraced the idea of an unregulated currency which is free from meddling governments and relies on seemingly unassailable cryptography to create , trade and use .