unceasing

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An awkward, feeble, leaky lie is a thing which you ought to make it your unceasing study to avoid; such a lie as that has no more real permanence than an average truth.
一个笨拙脆弱而有破绽的谎言是你们应该不断学会避免的东西；诸如此类的谎言比起一个普通事实来，决不具有更加真实的永恒性。
As a programmer, much of your challenge is to cope with unceasing change: new protocols, application programming interfaces (APIs), customer requirements, hardware constraints, and so on.
作为程序员，很多挑战是要应付不断的更改：新的协议、应用程序编程接口（API）、客户需求、硬件约束等。
All these steps show unceasing evolution and improvement we have made in implementing procedure of trial and error.
之后，使用这种措施的力度和范围就发生了动态调整，这反映了不断演进和进步的过程。

Entrepreneurs make their own luck through continuous hard work, and unceasing dissatisfaction with the status quo.
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Evidently he thinks he can bring down the Gillard government and its Green party allies with unceasing political pressure.
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Our friend David Malpass, chief global economist for Bear Stearns, is one forecaster who sees clearly in the unceasing drizzle of bad news.
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If you describe something as unceasing, you are emphasizing that it continues without stopping.
unceasingly