Harry wondered if Potts had deliberately sent him on a wild goose chase.哈里疑心波茨故意让他白费力气地瞎找一通。Potts was appointed chairman of the education committee.波茨当选为教育委员会主席。Potts was confident of taking the American title, but less sure about the world championship.波茨对获得美国冠军充满信心，但对获得世界冠军就不那么有把握了。