Many traditional customs have died out because they are out of date.

因为已经过时，许多传统风俗正逐渐消失。

youdao

Many traditional customs have_died_out because they are out of date.

因为过时，许多传统风俗已经逐渐消失。

youdao

Because models are part of the system definition, rather than documentation, they are never out of date and are reliable.

因为模型是系统定义的一部分，比起文档，它们从不会过时，而且是可靠的。

youdao

If some (certainly not all, hopefully not most) on the far right think tolerance is theirs to magnanimously dispense, they are seriously out of date.

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Local environmental groups have over the last few years expressed frustration that the city's government hasn't taken swifter action to revise Hong Kong's air-pollution targets, which they claim are out of date.

WSJ: Hong Kong Unveils Pollution Objectives

First, since medicine advances too fast for any politician to keep up, the reformers will cast in stone a set of standards that will be out of date before they are even passed into law.

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