An examination is carried out before the insertion of the tube.

插入导管前先要进行检查。

《牛津词典》

The sperm sample is checked under the microscope before insemination is carried out.

进行受精前用显微镜检查精子样本。

《柯林斯英汉双解大词典》

When it is carried out for some time, many people not only see its advantages but also disadvantages.

当它实施一段时间后，许多人不仅看到了它的优点，也看到了它的缺点。

youdao

The news media and self-appointed ethics "watchdog" groups observe how lobbying is carried out.

VOA: special.2010.09.27

And I was wondering just by way of introduction how do you think that conversation is best carried out, how does the office of campus life and it includes civic engagement, it includes athletics, it includes healthiness, -Yes.

仅为介绍之便，我想问您,您认为怎样才可以最好地执行这种对话？,而且校园生活牵涉了很多部门,这包括公民参与部，包括体育部门，包括卫生部门，-是的。

普林斯顿公开课 - 人性课程节选

The project, called the Census of Marine Life, is to be carried out over ten years.

VOA: special.2009.01.13

He said the 10-minute consultation is carried out in a private area of the pharmacy.

BBC: Morning-after pill over the counter

The age it is carried out and what is done varies between communities, Ms Byrne said.

BBC: Tackling female genital mutilation 'taboo' in Birmingham

The training course is carried out in cooperation with the Vocational University of Uruguay.

UNESCO: Country Profile: Uruguay