two-cycle engine二冲程发动机;二行程引擎;两冲程发动机;二冲程引擎
two-cycle valley双循环河谷
two-cycle system双循环系统
two-stage cycle双级循环
Two-cycle Buffer双循环缓冲区
Two-cycle billing小心双循环利息;双循环计息
two-cycle coast双循环海岸
two-cycle generator双周波发电机
Two-Cycle Chart双循环图
ADJ（形容词） relating to or designating an internal-combustion engine whose piston makes two strokes for every explosion 两冲程的(内燃机) (Also called (in Britain and certain other countries) two-stroke) [美国英语] →see four-stroke