sub·atom·ic /-əˈtɑmɪk/
次原子
sub·atom·ic /ˌsəbəˈtɑmɪk/ 形容詞
亞原子的
subatomic
adj 1: of or relating to constituents of the atom or forces within
the atom; "subatomic particles"; "harnessing subatomic
energy"
2: of dimensions smaller than atomic dimensions