straphanger

n (often derog 常作贬义) standing passenger in a bus, train, etc who supports himself by holding onto a strap attached to the ceiling; commuter （公共汽车、 火车等上手拉吊带的）站立的乘客; 通勤者.

strain, strain every nerve, strained, strainer, strait, strait-jacket, strait-laced, straitened, strand, stranded, strange, strangely, strangeness, stranger, strangle, stranglehold, strangler, strangulate, strangulation, strap, strapless, strapped, strapping, strata, stratagem, strategic, strategically, strategist, strategy, stratification, stratify, stratoscope, stratosphere, stratum, straw, straw poll (also straw vote), straw-coloured, strawberry, strawberry-mark, stray,