1. The detective suspected that the launderer was using the laundromat as a front for illegal activities. (这名侦探怀疑那个洗钱者利用自助洗衣店作为非法活动的掩护。)
2. Money laundering is a serious crime that involves disguising the illegal origins of funds. (洗钱是一种严重的犯罪行为，涉及将非法资金的来源掩盖起来。)
3. She spent hours laundering and ironing her clothes to make sure they looked neat and wrinkle-free. (她花了几个小时来洗涤和熨烫衣服，以确保它们看起来整洁且没有皱纹。)