v. （线条、运动的物体等）会于一点( converge的第三人称单数 ); （趋于）相似或相同; 人或车辆汇集; 聚集
英文释义
v be adjacent or come together
v approach a limit as the number of terms increases without limit
v move or draw together at a certain location
v come together so as to form a single product