unprotected

• 指没有受到保护、防护或安全保障，容易受到伤害、危险或未经授权的访问。

Describes something that is not guarded, shielded, or secured against harm, danger, or unauthorized access.

1. Not guarded or defendedB1formal

   Not kept safe from harm, danger, or attack.

   未受保护的

   • The castle walls left the village unprotected from invaders.
   • Children should not be left unprotected near a busy road.
   • The data was unprotected, making it vulnerable to hackers.

   同义词defenselessexposedinsecureopenundefendedunguardedunsafeunshieldedvulnerable

   反义词guardedprotectedsafesecure

2. Without safety measuresB1formal

   Not using or having safety equipment or precautions.

   无防护的

   • He worked with the chemicals unprotected, which was dangerous.
   • Unprotected exposure to the sun can cause skin damage.
   • The workers were unprotected without proper safety gear.

   同义词defenselessexposedunguardedunsafeunsecuredunshieldedvulnerable

   反义词guardedprotectedsafesecureshielded

3. Without contraceptionB2formal

   Engaging in sexual activity without using a condom or other contraceptive.

   未采取保护措施的

   • Unprotected sex can lead to unintended pregnancy.
   • Doctors warn about the risks of unprotected intercourse.
   • They discussed the consequences of being unprotected.

   同义词barebackraw