not good at thinking of and doing new and difficult things, especially things that will make money

He was lazy and unenterprising, and expected jobs to just fly in through the window. 他懒惰，没有进取心，期望工作从窗户飞进来。

London can be the loneliest place on earth if you are too shy or too unenterprising to make friends. 如果你太害羞或太缺乏进取心而无法交朋友，伦敦可能是地球上最孤独的地方。