distal demonstrative, something far off removed from both speaker and listener: that, yon / particularly, male personal third person pronoun: he / by extension from he: boyfriend

he; boyfriend

一挙手一投足: each and every individual action, every movement

probation

birdwatching

a single attempt, one go, one stretch / one instant

constantly changing phase and being highly unpredictable

a feeling swinging back and forth between joy and despair

to have a feeling swinging back and forth between joy and despair

(colloquial) current boyfriend