音源: source of a sound; / 音源: (computing) device or chip that produces sound; / 音源: (music) recording.

one day, 24 hours / the daytime, the period from dawn until dusk / (figuratively) a short period of time / one day, someday, an unspecified day / the first day of the month

for the time being, for the present

the basics, a general idea

To measure (water deepness) / To weigh

foot / enough, sufficient / satisfy, fulfill

speed; velocity / (physics) velocity

to promise; to make a promise / make an appointment or engagement / be predestined, wait

acceleration

(speed) per second