例句-1: This man tells everybody he owns a taxi company, so they all think he's a big boss. But the company is really penny-ante - he only owns one taxi and he drives it himself.
例句-2: That old man retired with 20 million dollars in the bank. But he 's such a penny pincher he still buys his clothes secondhand and drives a car he bought 20 years ago.
例句-3: Our boss is penny-wise: he makes sure that we don't throw away rubber bands and paper clips. But he's not so good when it comes to big things like buying the best computer system.