雨燕: a Pacific swift (Apus pacificus)

燕: a barn swallow

燕: a barn swallow

amateur

an on-the-spot maid who was hired in Japan or China by foreigners / women who work on foreign routes

to know, be aware of / to learn, acquire, / to be acquainted with, to know (someone) / (colloquial, in the negative) to care in the least about, to be concerned with,

fast, quick

to fly / to jump / to go quickly / to splash, splatter

speed

fast, speedy