The phrase "reasonably natural" is correct and can be used in written English.
Example: The dialogue between the characters in the novel felt reasonably natural, making it easy for the reader to connect with the story.
That means a good cut every three to four weeks, and a reasonably natural color.
One reasonably natural suggestion is the following.
A reasonably natural hydrologic regime is essential to restore riparia, particularly the magnitude, frequency, and timing of peak flows to reconnect and periodically reconfigure channel and floodplain habitats.
The museum's only requirements were that they use reasonably natural decorative schemes and no high-gloss paint.
There is much more that could be said and, as Condie and Harris [2] show, the Australian region is heterogeneous; this means that for purposes of management, and for our purposes here in describing the biota, it is necessary to subdivide it into reasonably natural "bioregions".
Others emphasize the ability of animals to live reasonably natural lives by carrying out natural behaviour and having natural elements in their environment.
Although I'm no expert on the environmental consequences, it seems to be a reasonably efficient, natural, chemical-free solution to a serious problem.
Reasonably accurate natural frequencies are presented for simply supported shallow shells on rectangular planform subjected to 55 possible combinations of edge constraints.
Reasonably accurate natural frequencies are calculated for low aspect ratio, right triangular thin plates having arbitrary values of thickness taper ratios in the spanwise direction.
In this study an analytical model of offshore wind turbines (OWTs) supported on flexible foundation is presented to provide a fast and reasonably accurate natural frequency estimation suitable for preliminary design or verification of Finite Element calculations.
For health states of shorter duration, with relatively high rates of progression and/or regression, such as for HPV infection and CIN (up to CIS), this formulation may reasonably describe natural history, as time in the health state will be relatively brief regardless of the distributional shape applied to the observed rates.
