plaques是什么意思？

plaques

英[p'lɑ:ks] 美[p'lɑks]

• n. （纪念性的）匾牌( plaque的名词复数 )，纪念匾，<医>牙斑，<微生物>空斑；

例句

• The aorta in the middle shows many more larger plaques. 中间的大动脉显示更多、更大的斑块.
• Primary plaques were detectable in 16 to 20 hours. 在16到20小时内可查出原发溶斑.
• The gondoliers wore green and white livery and silver plaques on their chests. 船夫们穿着白绿两色的制服,胸前别着银质徽章.
• Tan - yellow plaques are seen in the lower esophagus, along with mucosal hyperemia. 食管下段可见黄褐色的斑块, 同时黏膜充血.
• ...memorial plaques to local regiments... 发给驻扎本地的兵团的纪念章

柯林斯高阶英汉双解学习词典释义

• N-COUNT
  匾额；饰板
  A plaque is a flat piece of metal or stone with writing on it which is fixed to a wall or other structure to remind people of an important person or event.
  例句
  After touring the hospital, Her Majesty unveiled a commemorative plaque. 女王陛下巡视完这家医院后，为纪念匾揭了幕。
• N-UNCOUNT
  牙斑；齿菌斑
  Plaque is a substance containing bacteria that forms on the surface of your teeth.
  例句
  Deposits of plaque build up between the tooth and the gum. 牙齿和牙龈之间会滋生牙斑。