| 释义 |
〔aerogel〕A highly porous solid formed from a gel, such as silica gel, in which the liquid is replaced with a gas.气凝胶：由凝胶（如硅胶）形成的高渗透性固体，其内部的液体被气体取代〔desiccant〕A substance, such as calcium oxide or silica gel, that has a high affinity for water and is used as a drying agent.干燥剂，脱水剂：一种对水有很强吸附性的物质（如氧化钙或硅胶），常用作干燥剂 |