They simulated the response of Enceladus to tidal forcing assuming that underlying the south pole is a sector of low viscosity, making this part of Enceladus more pliable than the rest.

• 他们模拟土卫二对引潮力的反应，认为土卫二南极地下可能是低黏性区域，也就是比其他区域更加柔软。