n.

lack of depth of knowledge or thought or feeling

同義詞：superficiality

the quality of lacking physical depth

"take into account the shallowness at that end of the pool before you dive"

Robustness beyond shallowness: incremental deep parsing
Compatibilism: The Argument from Shallowness
Shallowness may be a major factor generating nutrient gradients in the Wadden Sea
Effects of shallowness on the development of free-surface mixing layers
Influence of Flow Shallowness on Scour Depth at Semi-Integral Bridge Piers
Effect of phosphorus availability on basal root shallowness in common bean
Effect of phosphorus availability on basal root shallowness in common bean.
On the occurrence of clear-water phases in relation to shallowness and trophic state: a comparative study
On the occurrence of clear-water phases in relation to shallowness and trophic state: a comparative study
Influence of shallowness, bank inclination and bank roughness on the variability of flow patterns and boundary shear stress due to s...