水管工工作场景插画

watercolor illustration style, showing multiple plumbers in blue overalls and caps with plumbing tools and fixtures, including a standing plumber holding a wrench, a crouching plumber fixing a sink, a standing observer, and two plumbers working with pipes and a faucet, alongside various plumbing accessories like wrenches, pipes, a plunger, and a coiled hose, all in a clean, professional, and illustrative composition with soft colors and detailed character designs