n.

1. 搶先佔據；搶先佔有[U]
   Trump's preoccupation with the nuclear threat from North Korea led him to consistently exert pressures on China.

   川普的心思多半被北韓的核子威脅所霸佔，所以他一直向中國施壓。

2. 全神貫注，入神[U][S][（+with）]
   Such an excessive preoccupation with one's health can't be normal.

   如此過分的關注自己的健康是不正常的。

3. 專心的事物，關注的事物[C]

n.