His presence should fill the power vacuum that has been developing over the past few days.

他的出现应该能填补过去几天中形成的权力空缺。

《柯林斯英汉双解大词典》

robots could help fill the gaps, ranging from microsized capsules that detect lesions to high-tech vacuum cleaners.

机器人可以帮助填补空白，从检测病变的微型胶囊到高科技吸尘器。

youdao

But from both the northern and southern hemispheres, cold air is constantly pouring towards the equator in order to fill the vacuum thus produced.

这样，来自北半球和南半球的冷空气就会不断地涌入赤道附近，补充由于热空气上升造成的真空。

youdao

But Microsoft last year announced that it has decided not to participate in January 2013 CES, leaving a vacuum to fill.

FORBES: Panasonic Exec Kazuhiro Tsuga To Give CES Keynote

If mainstream political parties leave a vacuum, people like the BNP will fill that vacuum.

BBC: Blears sounds warning about BNP

We are creating a political vacuum, and there are already signs that potentially hostile forces are moving to fill that vacuum.

CENTERFORSECURITYPOLICY: Panama slipping into China's ready grasp?