The portable telescope folds into a compact cylinder that easily fits inside a standard backpack for field research.
这款便携式望远镜折叠成一个紧凑的圆柱体，可以轻松放入标准背包中用于野外研究。
Which choice best defines “compact”?
C — Small and neatly arranged. “compact” means small and neatly arranged.
Which word means “small and neatly arranged”?
D — compact. “compact” means small and neatly arranged.
compact — small and neatly arranged. In Chinese: 紧凑的，简洁的.
compact is pronounced /kəmˈpækt/.
The portable telescope folds into a compact cylinder that easily fits inside a standard backpack for field research. (这款便携式望远镜折叠成一个紧凑的圆柱体，可以轻松放入标准背包中用于野外研究。)
dense, condensed, compressed — all close in meaning to compact (small and neatly arranged).
spacious, bulky — each the opposite of compact (small and neatly arranged).
Yes. compact is on the SAT Prep Basic list — the everyday academic words the SAT assumes you already have. 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.
com(common)+pact(bind)