واصلة اختيارية(" A hyphen that is used to control where a word or phrase breaks if it falls at the end of a line. For example, you can specify that the word "nonprinting" breaks as "non-printing" rather than "nonprint-ing.")
مقطع اختياري(A control on a form that contains other controls and that usually does not appear by default. Users can insert and remove optional sections when filling out the form)