词汇	petty gains
释义	petty gains 小便宜
随便看	dual-sensor Dual-sensor guidance dual sensory impairment dual sequence dual sequence pseudo random code dual sequence pseudo random noise dual serial communication dual serial port dual-serial-port single-chip dual-series equation Dual-server fault tolerance Dual-server Hot-backup dual-server hot-standby Dual server hot-standby system Dual servers dual service dual servo actuator dual servo drive dual settle exchange barter dual-S fracture Dual Shades Adjusting Eye Shadow dual-shaft mixer dual shaft winder dual shaker dual shale shaker