供給源: source of supply

sphere, globe, orb / (baseball) pitch / (slang, electronics) vacuum tube, valve

spherical object / ball

言語学: linguistics - study of language.

自然言語: (linguistics) natural language

原子番号: atomic number

現代英語: Modern English

語源学: etymology (study of the historical development of languages, particularly of individual words)

rescue, relief - the act of rescuing sick or injured person with first medical cure.

to rescue