not all…are…
読み方 かぎる
To bound; to limit; to confine; to restrict; to circumscribe
Must; should
1
(=何に限る)nothing like; best; give me
2
3
(=誰に限ってそんなことはせぬ)the last person to do so
4
5
(=あながちそうとは限らない)not all; not always; not necessarily
6
(=そうでないとも限らぬ)not impossible; may possibly; might