n.巨大,广大;重大,重要;量级;(地震)级数;
例句:
These are issues of great magnitude...
这些问题极为重要。
The device speed has improved by two orders of magnitude since 1960.
自1960年至今,器件速度已改善了两个数量级.
A force has direction as well as magnitude.
力不仅有方向而且有大小.