The river grows languid in late summer, moving so slowly that silt settles across the entire channel.
夏末的河流变得迟缓，流速慢到淤泥沉满整个河道。
Which choice best defines “languid”?
C — Lacking energy; listless.. “languid” means Lacking energy; listless..
Which word means “Lacking energy; listless.”?
C — languid. “languid” means Lacking energy; listless..
languid — Lacking energy; listless.. In Chinese: 倦怠的；无精打采的.
languid is pronounced //ˈlæŋɡwɪd//.
The river grows languid in late summer, moving so slowly that silt settles across the entire channel. (夏末的河流变得迟缓，流速慢到淤泥沉满整个河道。)
listless, sluggish, lethargic — all close in meaning to languid (Lacking energy; listless.).
energetic, brisk — each the opposite of languid (Lacking energy; listless.).
Yes. languid is on the SAT Prep Difficult list — the higher-register words that decide the hard questions. 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.
langu(衰弱) → 有气无力。