The phrase "adds an additional level" is correct and usable in written English.
It can be used when discussing something that enhances or complicates a situation, concept, or system by introducing more depth or complexity.
Example: "The new software update adds an additional level of security to protect user data."
Alternatives: "introduces an extra layer" or "provides an added dimension."
Language adds an additional level of working memory which makes learning even more difficult.
Upgrading the existing Yorktown Treatment Plant, which is already operating at more than its permitted capacity, only adds an additional level of filtration to what is already flowing into the plant.
Our data demonstrate that the heterogeneity of this cell population adds an additional level of variance that already challenges both biomarker development and mechanistic studies aimed at understanding the underlying biology of therapeutic response.
"Being pregnant just adds an additional level of care in the work environment".
Addition of metals adds an additional level of control that allows for the creation of increasingly sophisticated responsive molecules.
Color Switch is a tap-based obstacle game that adds an additional level of difficulty because you are constantly changing colors.
The couple also hire from and work directly with treatment centers, adding an additional level of accountability for employees.
Photographs of the vintage hotels and inserts of old postcards add an additional level of content that is guaranteed to trigger wanderlust — and collector's envy.
To the contrary, adding an additional level of decision-making at the checkpoint causes more confusion and opportunity for something to fall through the cracks, rather than if you just screened everybody that presented themselves.
Recent advances have demonstrated that placing genes in a specific nuclear context plays an important role in the regulation of coordinated gene expression, thus adding an additional level of complexity to the mechanisms of gene regulation.
In the future, dynamic rearrangement of the supramolecular building blocks will add an additional level of control not possible with conventional materials, and may allow for the creation of actuators that adapt to specific applications on demand, for example by changing the direction of anisotropic actuation.
