Meanings

total anomalous pulmonary venous connection

school of calligraphy

person in exile

school one belongs to

marine current power generation

upstream process

one's own style

flying firefly

Poiseuille flow

Geminids

not quite first-class

river basin management

hot spring water flowing fresh and untreated from the source

confluence (of rivers)

confluence (of rivers)

lateral flow

flux

to drift

ad hoc group formed to commit crimes

mainstream smoke (from a cigarette, cigar, etc.)