complementary action

基本解释

The complementary action is to failback when the primary node is recovered.
补充操作在主节点恢复时退回主节点。
Such a treatment exploits the complementary action of two or more antibiotics.
这种疗法利用两种或两种以上的抗生素的互补作用。
AIM: To explore the complementary action and mechanism of three dimensional rectification and silver needle heat conductive treatment for lumbar disc herniation (LDH).
目的：探讨三维正脊疗法与银质针导热疗法治疗腰间盘突出症的互补作用及机制。

In Europe, they are more likely to see private philanthropy as complementary to state action.
ECONOMIST: Why a new golden age of philanthropy may be dawning