saturation

柯林斯词典

1. N-UNCOUNT Saturation is the process or state that occurs when a place or thing is filled completely with people or things, so that no more can be added. 飽和
Japanese car makers have been equally blind to the saturation of their markets at home and abroad. 日本的汽車制造商對國內外市場的飽和同樣眡而不見。
2. ADJ Saturation is used to describe a campaign or other activity that is carried out very thoroughly, so that nothing is missed. (運動、活動) 徹底的[ADJ n]
The concept of saturation marketing makes perfect sense. 飽和營銷的概唸很有道理。