Tissue that is removed during the operation is checked for signs of malignancy.

手术过程中切除的组织用于诊断疾病是否为恶性。

《柯林斯英汉双解大词典》

Bleeding problems during the operation.

手术中出现严重的出血问题。

youdao

But during the operation, he had a stroke.

但是就是这场手术把他击垮了。

youdao

Nine activists died during the operation. Their bodies also arrived in Turkey and autopsies of the dead said all died of gunshot wounds.

VOA: standard.2010.06.03

Farrell's Afghan colleague, Sultan Munadi, was killed during the operation, along with one of the commandos, and an Afghan woman and a child who were caught in the cross fire.

VOA: standard.2009.09.10

U.S.officials say,in addition to the refueling operation, Japan has contributed $2 billion worth of aid to Afghanistan during the last eight years.

VOA: standard.2009.10.20

He said the force had dealt with more than 50 offences during the operation.

BBC: Barry Gardner

At that time, a Prison Service spokesman said no Semtex was found during the operation.

BBC: Bomb parts found in jail search

The Cavehill Road was closed between the Antrim Road and Willowbrook Gardens during the operation.

BBC: Bomb alert in north Belfast was a hoax