The negative sign describes the fact that this is always opposite to the velocity.

这个负号表示这个力总是和速度的方向相反.

辞典例句

The negative sign means that energy is transferred from the oscillator to its environment.

负号的意思是能量由谐振子传递到它的环境.

辞典例句

This attribute detects if the negative sign has been parsed.

这个属性用于检测是否分析到符号.

互联网

Use a negative sign to show that the value is less than zero.

用负号表示数值小于零.

互联网