extravasation

• 指液体（如血液、淋巴液或尿液）从血管或管道流入周围组织的过程或结果；也用于火山学，指岩浆或蒸气等的喷出。

A noun referring to the process or result of a liquid, such as blood, lymph, or urine, escaping from a vessel into surrounding tissues; also used in volcanology for the emission of fumes or lava.

1. Leakage of bodily fluidC2formalmedical

   The escape of a fluid, such as blood, lymph, or urine, from a vessel into the surrounding tissue.

   外渗

   • The doctor noted extravasation of blood around the wound.
   • Extravasation of urine can occur after a kidney injury.
   • Lymph extravasation may cause swelling in the affected area.

   同义词dischargeeffusionescapeexudationleakageseepage

2. Volcanic emissionC2formalscientific

   The process of a volcano pouring out fumes, lava, or other deposits.

   喷发

   • The extravasation of lava created a new landform.
   • Volcanic extravasation can release toxic gases into the atmosphere.
   • Scientists studied the extravasation of ash and pumice.

   同义词dischargeeffusionemissioneruptionoutpouring

3. Exudation processC2formalmedical

   The process of a substance exuding or passing out of a vessel into surrounding tissues.

   外渗过程

   • Extravasation of contrast dye during an MRI can cause discomfort.
   • The extravasation of inflammatory cells is part of the immune response.
   • Proper technique minimizes the risk of extravasation during injections.

   同义词effusionescapeexudationleakageseepage