Io sono perduta in the feminine and Io sono perduto in the masculine are Italian equivalents of the English phrase "I am lost."
Specifically, the subject pronoun io -- which does not have to be used other than for emphasis -- is "I." The present verb sono means "(I) am" in this context. The feminine adjective/past participle perduta and the masculine perduto translate as "lost."
The respective pronunciation in Italian will be "EE-o SO-no per-DOO-ta" in the feminine and "EE-o SO-no per-DOO-to" in the masculine.
Ho perso le mutande is an Italian equivalent of the English phrase "I lost my underclothes." The declarative statement translates literally as "I have lost the underclothes" in English. The pronunciation will be "oh PER-soh ley moo-TAN-dey" in Italian.
When translated from English to Italian a raccoon is a procione
"Out" in English is fuori in Italian.
"About" in English is circa in Italian.
"Or" in English is o in Italian.
"Not italian" in English is non italiano in Italian.
"To have" in English means avere in Italian.
"Who we are" in English is Chi siamo in Italian.
"And you?" in English is E tu? in Italian.
"About me!" in English is Su di me! in Italian.
Questa in Italian is "this" in English.
"You did" in English is Hai fatto! in Italian.