Entrenched ideas are so fixed or have existed for so long that they cannot be changed
发音
例句
1. Television seems to be firmly entrenched as the number one medium for national advertising. 电视看来要在全国广告媒介中牢固地占据头等位置。 2. If the enemy dares to attack us in these entrenched positions, we will make short work of them. 如果敌人胆敢进攻我们固守的阵地,我们就消灭他们。