They're called repetitions, prolongations and blocks.

它们被称为重复、延长和阻塞。

The wave of warmth that went through him was like the prolongation of his vision.

穿过他的温暖波浪就像他视野的延长。

On an ECG, this is seen as PROGRESSIVE prolongation of PR interval followed by a P wave WITHOUT a QRS complex.

图上，可见PR间期渐进性延长，随后是P波，无QRS复合波。

This bounty, which, like most others, was granted only for a limited time, was continued by several prolongations, but was reduced to 4d.

与大多数其他赏金一样， 这种赏金仅有限的时间内授予， 并通过几次延长得以延， 但减少到 4 天。

To avoid the prolongation of an unpleasant scene, the result of which, in his view, was absolutely certain, Julien had resolved not to make a speech.

为了避免不愉快的场面去， 而他看来， 其结果是绝对肯定的， 于连决定不发表讲话。

The Doctor delivered himself of these remarks slowly, deliberately, with occasional pauses and prolongations of accent, which made no great allowance for poor Catherine's suspense as to his conclusion.

博士慢慢地、从容地讲出这些话，偶尔停顿和延长口音，这并没有很好地消除可怜的凯瑟琳对他的结论的疑虑。

The law for the encouragement of the coinage, by rendering it duty-free, was first enacted during the reign of Charles II. for a limited time, and afterwards continued, by different prolongations, till 1769, when it was rendered perpetual.

查理二世统治期间首次颁布了通过免税鼓励铸币的法律。有一段有限的时间，之后以不同的方式延长，直到 1769 年才永久生效。