The phrase "a key to understand" is not correct in standard written English.
It should be "a key to understanding" to convey the intended meaning properly.
Example: "The research findings provide a key to understanding the complex relationship between diet and health."
Alternatives: "a crucial element for understanding" or "an essential factor in understanding."
Because life comes from an RNA-protein world, mechanisms for RNA synthesis remain at the heart of life processes, and understanding RNA synthesis is a key to understand evolution.
The architecture of accretionary orogens is a key to understand continental growth.
Viewing statistical inference as severe testing whether or not you accept it offers a key to understand and get beyond the statistics wars.
This may be a key to understand the increase in heat transfer from the tube as the aspect ratio increases to one.
A class of biped locomotion called Passive Dynamic Walking (PDW) has been recognized to be efficient in energy consumption and a key to understand human walking.
The establishment of a refined architecture of the South Dabie Domain, which covers more than 90% eclogites in Dabie Massif, is a key to understand the subduction and exhumation processes of high-pressure (HP) and ultra-high-pressure (UHP) rocks.
It might represent a common key to understand findings obtained under otherwise heterogeneous experimental conditions.
The study of the kinetics of nucleation and growth of carbon nanotubes and nanofibers is an important key to understand and control the growth process.
The Cosmic Far-Infrared Background (CFIRB) contains information about the number and distribution of contributing sources and thus gives us an important key to understand the evolution of galaxies.
The loss of SFPQ expression during the progression of prostate cancer may be an important key to understand this disease or one of its subtypes.
Identification of an appropriate threshold is key to understand the rainfall connectivity properties.
