unprotected

adjective
1
not protected against being hurt or damaged
بی‌دفاع, محافظت‌نشده, بی‌حفاظ, بدون‌پناه, بی‌پناه
2
not covered to prevent it from causing damage or injury
بی‌محافظت, بدون پوشش, بی‌حفاظ, محافظت‌نشده
Machinery was often unprotected and accidents were frequent.
3
done without using a condom
بدون محافظت