entrench
(also intrench), v [Tn usu passive 通常用於被动语态]
1 surround or protect (sb/sth) with a trench or trenches 用壕沟围绕或保护(某人[某物])
The enemy were strongly entrenched on the other side of the river. 敌军在河的对岸用坚固的壕沟防守.
2 (fig sometimes derog 比喻, 有时作贬义) establish (sth/sb) very firmly 牢固地确立(某人[某事物])
entrenched ideas, ie ones that are firmly fixed in the mind 根深蒂固的想法
entrenched rights, ie those that are guaranteed by legislation 固有的权利
She is entrenched in her right-wing views. 她的右翼观点根深蒂固.