réseau
/ˈreɪzəʊ/noun
(pl. réseaux 读音同)
1- a network or grid网状物; 网状系统; 格栅。
1.1
- a plain net ground used in lacemaking（花边编织的）花边网地。
1.2
- a reference marking pattern on a photograph, used in astronomy and surveying（天文学）网格; （测绘）网格板
1.3
- a spy or intelligence network, especially in the French resistance movement during the German occupation（尤指德国占领时期法国抵抗运动的）情报网。
词源
late 16th cent. (as a term in lacemaking)： French, literally 'net, web'.