English is not the easiest language to learn—most of its common verbs are irregular and it has a large vocabulary—at least 200,000 words are in common use.

英语不是最容易学的语言——它的大多数常用动词都是不规则的，而且它的词汇量很大——常用单词至少有20万个。

youdao

A treatment for nausea and vomiting caused irregular heartbeats in humans.

一种治疗恶心和呕吐的疗程使人心跳不规则。

youdao

How many chords are involved in this chord change, and are they changing at a regular or irregular rate?

这次和弦转变一共用了多少和弦，它们的变化率是规则还是不规则的？

youdao

If so,how many chords are involved in this chord change and are they changing at a regular or irregular rate?

是否有和弦的转变，这次和弦转变一共用了多少和弦,他们的变化率是规则还是不规则的？

耶鲁公开课 - 聆听音乐课程节选

We want to figure out if the harmony is changing, and if it is changing whether it's changing at a regular or irregular rate.

一是判断和声是否发生了变化，二是如果发生了变化，和声的变化频率是规则还是不规则的。

耶鲁公开课 - 聆听音乐课程节选

So the whole piece,then,would be a piece involving irregular rate of change-- the entire piece.

所以整首歌曲中和声都有不规则的改变-,整首歌曲都是。

耶鲁公开课 - 聆听音乐课程节选

The lifestyle has to be manageable, and you have to be willing to follow a rather irregular schedule where at a moments notice, you can find yourself in another state, another country, or odd surprises like aircraft carriers and such.

FORBES: What Is It Like To Be An Agent Of The U.S. Secret Service?

Many people hold the misconception that STDs come along with a visible sign, such as irregular discharge or a rash or bump.

CNN: STDs still on the rise, report says

In March, prominent San Diego cardiologist Eric Topol tweeted "no emergency landing req'd" when he used his smartphone EKG to diagnose a distressing but not immediately dangerous irregular heartbeat in a fellow airplane passenger at 30, 000 feet.

NPR: Physical By Smartphone Becoming Real Possibility