Clarify instructions of read method

Author: 0xEddie

1-js/04-object-basics/06-constructor-new/2-calculator-constructor/task.md

@@ -6,7 +6,7 @@ importance: 5
 
 Create a constructor function `Calculator` that creates objects with 3 methods:
 
-- `read()` asks for two values using `prompt` and remembers them in object properties.
+- `read()` asks for two values using `prompt` and stores each of them in a unique object property.
 - `sum()` returns the sum of these properties.
 - `mul()` returns the multiplication product of these properties.