When not removed, plaque causes tooth decay and gum disease.

牙斑没有清除就会导致蛀牙和牙龈疾病。

《柯林斯英汉双解大词典》

If plaque is not removed, it builds up and gets under the gum line.

如果不清除牙菌斑，它就会堆积起来并钻到牙龈下面。

youdao

None of the failures seemed to signal an immediate danger, so the Thales AA was not removed from service.

这些故障似乎都没有显示出迫在眉睫的危险，所以泰勒斯 AA 型飞机并没有停止服役。

youdao

He could not speak. Soldiers removed their hats and watched silently as Lee rode past.

VOA: special.2009.12.24

Also, moral impurity is not removed or reducible through rituals, through washings and launderings, ritual ablutions and the like.

此外，道德不洁不能通过仪式来去除或减少，类似于洗、烫、沐浴仪式等等都不行。

耶鲁公开课 - 旧约导论课程节选

Among individuals who did not receive a message, about five percent later removed the information.

VOA: special.2009.02.03

This tax was not removed by Christie, but sunset as was planned without him extending it.

FORBES: The Two Chris Christies

It is likely that the use of Tredaptive will be curtailed, if not removed from the market entirely.

FORBES: Will Merck's Failure With Tredaptive Impact How Drugs Are Approved in Europe?

Reed warns that if space junk is not removed it could mean that low-earth orbit might eventually become unusable.

CNN: Space harpoon plan to nail orbital garbage