shielding

• 指用于防护伤害、辐射或电磁干扰的行为或材料，例如用于核辐射的铅或混凝土屏障，或用于电子设备的金属网。

A noun referring to the act or material used to protect against harm, radiation, or electromagnetic interference, such as a barrier of lead or concrete for nuclear decay or a metal mesh for electronic equipment.

不可数

1. Protection from harmB2formal

   The act of protecting someone or something from danger, injury, or unwanted influence.

   防护

   • The bodyguard was responsible for the shielding of the VIP.
   • Parents often engage in shielding their children from negative influences.
   • The shielding of witnesses is crucial in high-profile cases.

   同义词bulwarkcoverdefenseguardprotectionscreenshelter

   反义词exposurevulnerability

2. Radiation barrierC1formalscientific

   A barrier made of materials like lead or concrete designed to block or reduce radiation emitted during nuclear decay.

   辐射屏蔽

   • The nuclear reactor is surrounded by thick concrete shielding.
   • Lead shielding is used to protect workers from X-ray exposure.
   • The design of the shielding must meet strict safety standards.

   同义词barrierprotectionscreenshield

   反义词exposure

3. Electromagnetic shieldC1formaltechnical

   An arrangement of metal mesh or plates designed to protect electronic equipment from external electromagnetic interference.

   电磁屏蔽

   • The circuit board is enclosed in a metal shielding to prevent interference.
   • Proper shielding is essential for sensitive medical devices.
   • The technician installed additional shielding around the communication equipment.

   同义词screenscreeningshield

• 动词，表示保护或防御某人或某物免受伤害、危险或不良影响。

A verb used to indicate the act of protecting or defending someone or something from harm, danger, or unwanted influence.

1. Protect from harmB1formal

   To protect, hide, or conceal someone or something from danger or harm.

   保护

   • The mother shielded her child from the rain with an umbrella.
   • He shielded his eyes from the bright sunlight.
   • The new policy aims to shield consumers from fraudulent practices.

   同义词coverdefendguardprotectsafeguardscreenshelter

   反义词endangerexposeimperiljeopardize

2. Suppress a thought or feelingB2informal

   To hold back or conceal a thought or feeling about something.

   压抑

   • She shielded her true emotions during the difficult conversation.
   • He tried to shield his disappointment with a smile.
   • They shielded their doubts about the plan from the team.

   同义词bottle upburyconcealhidehold backrepressrestrainsmotherstiflesuppress