buried engine

基本解释

The engine compartment of the plane had broken off or buried itself into the ground.
机翼被折断，飞机的引擎区断裂，埋在地面以下。
Do we tell you that, with the truth still far off in the distance, they buried the engine;
我们是否要告诉你，真相还遥遥无期，他们就埋掉了被作为证据的车头；
If you embed the rule engine in the application, you haven't necessarily accomplished all that much, because your rules may still be buried within the confines of the application.
即使在应用中已经嵌入了规则引擎，你未必就取得了多大的进展，因为你的规则仍然深埋在应用之内。