1. There was a peremptory note in his voice.
    他说话的声音里有一种不容置辩的口气。

1. 绝对,强制的：perdurable 持久,不朽的 | peremptory 绝对,强制的 | perennial 永久的

2. 断然的：peremptoriness 专横 | peremptory 断然的 | perennial 四季不断的

3. 绝对的;强制的;断然的：perdurability 延续时间 | peremptory 绝对的;强制的;断然的 | perennial algae 多年生藻类

4.

4. 俨然的：peremptorinesspresumption 专横 | peremptory 俨然的 | perennialperennation 多年生

1. 跋扈的；专横的；霸道的
    Someone who does something in a peremptory way does it in a way that shows that they expect to be obeyed immediately.

    e.g. With a brief, almost peremptory gesture he pointed to a chair.
           他做了一个简单的手势，近乎霸道地指着椅子。

1. putting an end to all debate or action

    e.g. a peremptory decree

2. not allowing contradiction or refusal

    e.g. spoke in peremptory tones
           peremptory commands

3. offensively self-assured or given to exercising usually unwarranted power

    e.g. an autocratic person
           autocratic behavior
           a bossy way of ordering others around
           a rather aggressive and dominating character
           managed the employees in an aloof magisterial way
           a swaggering peremptory manner

    Synonym: autocraticbossydominatinghigh-and-mightymagisterial