Clarify a use of "aliases"

Author: varkor

text/0000-impl-trait-type-aliases.md

@@ -340,7 +340,7 @@ all uses of `Alias` refer to the same unique type. The potential confusion is ra
 
 It is likely that a misunderstanding of the nature of `impl Trait` in argument or return position will lead to similar confusion as to the role of `impl Trait` in type aliases, and vice versa. By clearly teaching the behaviour of `impl Trait`, we should be able to eliminate most of these conceptual difficulties.
 
-Since we will teach `impl Trait` cohesively (that is, argument-position, return-position and type alias `impl Trait` at the same time), it is unlikely that users who understand `impl Trait` will be confused about aliases. (What's more, examples in the reference will illustrate this clearly.)
+Since we will teach `impl Trait` cohesively (that is, argument-position, return-position and type alias `impl Trait` at the same time), it is unlikely that users who understand `impl Trait` will be confused about `impl Trait` type aliases. (What's more, examples in the reference will illustrate this clearly.)
 
 # Rationale and alternatives
 [rationale-and-alternatives]: #rationale-and-alternatives