A tiny wire is threaded through a vein to the heart.

一根细金属丝从静脉里穿到心脏。

《牛津词典》

He could have died after developing deep vein thrombosis during a flight to Sydney.

他在飞往悉尼的航班上引发成深部静脉血栓之后，差点送命。

《柯林斯英汉双解大词典》

It is one of his finest works in a lighter vein.

这是他使用了较为轻盈的风格的最佳作品之一。

《柯林斯英汉双解大词典》

The computer program continuously takes in data from a glucose monitor inserted into a patient's vein and calculates the dose of artificial insulin that needs to be infused through an insulin pump.

VOA: standard.2010.04.15

Say Heav'nly Muse, shall not thy sacred vein Afford a present to the Infant God?

天上的神啊，你那神妙的天才,何不献上贡品给这神圣的婴孩？

耶鲁公开课 - 弥尔顿课程节选

What America do we see? I'm going to look back to a passage I talked about in a different vein last time, on 26 and 27, just for one quick example.

看到什么了呢？，我们看到了什么样的美国？，我想回到,上一次讲另一个脉络时讲到的段落，在26到27页。

耶鲁公开课 - 1945年后的美国小说课程节选

At Colchester Zoo, staff stroked Otto the rhino's ear, simultaneously calming the patient, bringing up a vein and slipping in a small syringe.

BBC: Rhino horn DNA database introduced

Once a vein is detected at a suitable depth, the device alerts the operator, who pushes the syringe needle into the patient's flesh and injects the medicine.

ECONOMIST: Medical technology

In the same vein, a good product mix can dramatically improve delivery costs and increase profits.

FORBES: The Big Value In Big Data: Seeing Customer Buying Patterns