1. to span the table to see how long it is 用拃丈量桌子，看有多长
2. Life is but a span. 生命只是一个跨度。
3. This includes zero output current drift, span drift, and nonlinearity. 包含有零输出电流漂移、跨度漂移和非线性。
英英解释
n.
1. the complete duration of something
2. the distance or interval between two points
3. two items of the same kind
4. a unit of length based on the width of the expanded human hand (usually taken as 9 inches)
5. a structure that allows people or vehicles to cross an obstacle such as a river or canal or railway
6. the act of sitting or standing astride v.
1. to cover or extend over an area or time period
