long-held belief长久以来的说法、信念

例句：

One long-held belief about ocean chemistry is that it never changes.长久以来，学者都相信海洋化学从不改变。

This overturns a long-held belief that cohesion is strictly coupled to DNA synthesis.这个结论扭转了长期以来认为内聚力只是作用于DNA合成阶段的说法。