מתמיד 用英语:

Latin is a perpetual language.

the perpetual noise of the machines

The personal mind is in a perpetual state of change.

Most think that their legal dilemma is perpetual, that it will never end.

Claire thought she might become a perpetual student. She just kept going from course to course.

their perpetual money worries

Lifelong education means perpetual retraining.

Justice is the constant and perpetual desire to give to each one that to which he is entitled. Jurisprudence is the knowledge of matters divine and human, and the comprehension of what is just and what is unjust.

Change alone is eternal, perpetual, immortal.

Perpetual devotion to what a man calls his business, is only to be sustained by perpetual neglect of many other things.

Pythagoras used to say that he had received as a gift from Mercury the perpetual transmigration of his soul, so that it was constantly transmigrating and passing into all sorts of plants or animals.