the omnipresent threat of terrorist attacks恐怖袭击无所不在的威胁

The sound of sirens was an omnipresent background noise in New York.在纽约, 警报声是无处不在的背景噪音。

The obsessive thoughts became so omnipresent that her memory was affected.这些强迫性念头变得无时不在, 以至于影响到了她的记忆。