within cryadv.在听得见呼声的地方(在附近)withinprep.在(某段时间、距离或范围)内；在…里面adv.在…里面n.内部within a hair's breadth ofwithin the four corners of不越出范围within the capabilities of在within-class modular PCA类内分块PCAwithin sound of sb's voice在听得到某人声音的地方within-replication error重复内误差Within easy reach of sb.方便,容易达到。within-block information区组内信息within an ace of ...离 ... 只差一点儿within-channel signaling路内信令方式