conjecture

推測、予想

正しいと思われているが、まだ証明できていない考え。

やさしい英語で： An idea that someone thinks is true but cannot yet prove.

• That is only conjecture.
• Her conjecture about the missing money proved correct.
• The mathematicians are trying to prove a famous conjecture.

使い方： conjecture about something (There is plenty of conjecture about why she left.); the conjecture that… (The discovery supports the conjecture that the site was once inhabited.)

類義語： guess, hypothesis, supposition

よく使う表現： pure conjecture, a conjecture, conjecture about something, test a conjecture

推測する

十分な証拠がないまま、そうかもしれないと考えたり述べたりする。

やさしい英語で： To suggest that something may be true without having enough evidence to prove it.

• We can only conjecture about the cause.
• She conjectured that the letter had been lost.
• Historians conjecture that a fire destroyed the settlement.

使い方： conjecture that… (Researchers conjecture that the building was a temple.); conjecture about something (We can only conjecture about his reasons for leaving.)

類義語： guess, suppose, speculate

よく使う表現： conjecture that something, conjecture about something