dual mode

• 两种方式,双重方法

dual mode的用法和样例：

例句

1. Promotions are a mode of acknowledging employees' achievements in their work.
   升职是公司肯定员工工作成绩的一种方式。
2. One mode is slippage along the discontinuity provided by the lubricated fault plane.
   其中一种方式是沿着润滑的断层面所形成的间断面而发生滑动。