1. 公司和工會商定，今后工人工資應比照生活費用的變化而調整。
   The company and the union agreed that the worker's wages should be subjected to changes in the cost of living.
2. 采取背叛行動的時刻來到了，將軍們秘密集會，商定如何推翻總統(tǒng)并擁立自己的領袖。
   The night of the long knives had come, and the generals met in secret to decide how to get rid of the president and put their own leader in power.
3. 他們基本上同意了那項提議，但我們仍須商定條件。
   They have agreed to the proposal in principle but we still have to negotiate the terms.

商的英語翻譯：

定的英語翻譯：