vacillation

n.

摇摆；振荡；波动；犹豫不决

1. Oppose all vacillation and compromise.
   反对任何的动摇妥协。
2. We are vexed by too much inconsistency and vacillation in our creed.
   我们为了信条中有太多不一致和动摇的地方而感到苦恼。
3. Vacillation is the cause of his failure.
   优柔寡断是他失败的原因。
4. There must be no mistake, no vacillation or dallying because of her own smallness of mind.
   绝不能因为自己的见识浅薄而出半点差错，绝不能够优柔寡断或者举棋不定。

Vacillation
Vacillation
The Mechanics of Vacillation.
Stratospheric vacillation cycles
Vacillations in a Coupled Ocean–Atmosphere Model
The Power of Vacillation in Language Learning
Vacillations Induced by Interference of Stationary and Travelling Planetary Waves
Wave-Driven Zonal Flow Vacillation in the Southern Hemisphere.
On the Role of Wave Transience and Dissipation in Stratospheric Mean Flow Vacillations.
Sailing into the wind: Exploring the relationships among ambidexterity, vacillation, and organizational performance