The historian was reserved in public lectures, but his private notebooks revealed a passionate curiosity about ancient trade routes.
这位历史学家在公开讲座中表现矜持，但他的私人笔记本却显示出对古代贸易路线的强烈好奇心。
Which choice best defines “reserved”?
B — Slow to reveal emotion or opinions. “reserved” means slow to reveal emotion or opinions.
Which word means “slow to reveal emotion or opinions”?
C — reserved. “reserved” means slow to reveal emotion or opinions.
reserved — slow to reveal emotion or opinions. In Chinese: 矜持的，保留的.
reserved is pronounced /rɪˈzɜːrvd/.
The historian was reserved in public lectures, but his private notebooks revealed a passionate curiosity about ancient trade routes. (这位历史学家在公开讲座中表现矜持，但他的私人笔记本却显示出对古代贸易路线的强烈好奇心。)
restrained, reticent, withdrawn — all close in meaning to reserved (slow to reveal emotion or opinions).
outgoing, expressive — each the opposite of reserved (slow to reveal emotion or opinions).
Yes. reserved 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.