"believed or thought to exist," 1580s, past participle adjective from suppose (v.); often with the -e- pronounced, to distinguish it from the passive past tense supposed, now common in the sense of "to have a duty or obligation" (1859).
例文
1. The government,the executive and the judi-ciary are supposed to be separate.
政府、行政部門、司法部門は互いに分離すべきである。
2.And what is that pearl of wisdom supposed to mean?
その透徹した見解はいったいどういう意味ですか。
3.They are supposed to be here at about half four.
彼らは4時半頃にここに到着するはずです。
4. "Is she supposed to work today?"-"Nope,tomorrow."
「今日彼女は出勤しますか?」——「いいえ、明日行きます」
5.Women were not supposed to parade their ambition nakedly.