n. 边界框
v. 跳跃（bound的现在分词）

Bound \Bound\, v. t. [imp. & p. p. {Bounded}; p. pr. & vb. n.
{Bounding}.]
1. To limit; to terminate; to fix the furthest point of
extension of; -- said of natural or of moral objects; to
lie along, or form, a boundary of; to inclose; to
circumscribe; to restrain; to confine.

Where full measure only bounds excess. --Milton.

Phlegethon . . .
Whose fiery flood the burning empire bounds.
--Dryden.

2. To name the boundaries of; as, to bound France.


Bounding \Bound"ing\, a.
Moving with a bound or bounds.

The bounding pulse, the languid limb. --Montgomery.