something that grows out of something else 长出物 the eye first appears as an outgrowth from the brain. 眼睛起先看起来是从脑子里长出来的东西。 ■a natural development or result of something 发展结果;结果;产物 the book is an imaginative outgrowth of practical criticism. 该书是对实际批评加工的产物。 ■[mass noun]the process of growing out 长出 with further outgrowth the radius and ulna develop. 随着长出过程的进一步发展桡骨和尺骨发育了。