n. 边界, 范围, 限度, 界限
n the line or plane indicating the limit or extent of something
n a line determining the limits of an area
n the line or plane indicating the limit or extent of something
n the greatest possible degree of something
n a light, self-propelled movement upwards or forwards
v move forward by leaps and bounds
v form the boundary of; be contiguous to
v place limits on (extent or access)
v spring back; spring away from an impact
- 原型: bound
英汉双解字典由 ECDICT 提供