Too often elderly people are easy prey for swindlers and other criminals.对骗子和其他犯罪分子来说，老年人经常是容易上钩的受害者。That firm is a bunch of swindlers. Don't pay them anything until the goods have been delivered and checked.那家公司里的人是一帮骗子。在货物送到并验收以前，一分钱也不要付。He was like a lamb in the hands of swindlers.在骗子手中他极易上当受骗。