
好词典
源自中古英语 'laggen'(意为落后或拖后),可能受古诺尔斯语 'löggja'(放置)影响。
❶ 指材料或设备中用于隔热、隔音或保护的覆盖层,通常由绝缘材料制成。
“The pipes were wrapped in thermal lagging to prevent heat loss.”
(管道包裹了隔热层以防止热量流失。)
“They installed lagging around the boiler to improve energy efficiency.”
(他们在锅炉周围安装了隔热层以提高能源效率。)
❶ 形容进度缓慢或落后于预期的状态,常用于描述性能、速度或发展。
“The project is lagging behind schedule due to bad weather.”
(由于天气恶劣,项目进度落后于计划。)
“Her computer is lagging because it's running too many programs.”
(她的电脑因为运行太多程序而变得缓慢。)
lagging behind — 指在进度、发展或表现上落后于他人或预期目标。
“The company is lagging behind its competitors in technology.”
(这家公司在技术上落后于竞争对手。)