The historian's notes contained only a vague reference to a lost city, leaving future expeditions to decipher its exact location.
历史学家的笔记中只有对失落之城的模糊提及，留给后来的探险队去解读其确切位置。
Which choice best defines “vague”?
A — Unclear; indefinite; hazy. “vague” means unclear; indefinite; hazy.
Which word means “unclear; indefinite; hazy”?
B — vague. “vague” means unclear; indefinite; hazy.
vague — unclear; indefinite; hazy. In Chinese: 含糊的；不明确的.
vague is pronounced /veɪɡ/.
The historian's notes contained only a vague reference to a lost city, leaving future expeditions to decipher its exact location. (历史学家的笔记中只有对失落之城的模糊提及，留给后来的探险队去解读其确切位置。)
indefinite, ambiguous, hazy — all close in meaning to vague (unclear; indefinite; hazy).
precise, clear — each the opposite of vague (unclear; indefinite; hazy).
Yes. vague is on the SAT Prep Easy list — mid-frequency academic words that do get tested. The Digital SAT does not test vocabulary in isolation; words like this one are tested through Words in Context questions, where you choose the word that completes a passage most logically and precisely.
vag (wander) + ue → vague, not clear.