Despite the engineer's assurances, the safety officer continued to insist that the bridge undergo additional load testing before opening to traffic.
尽管工程师一再保证，安全官员仍坚持要求桥梁在通车前进行额外的荷载测试。
In the 1950s, computer pioneer Grace Hopper insisted that programming languages should resemble English rather than strings of numbers.
From a Central Ideas and Details question · Information and Ideas
Which choice best defines “insist”?
C — Demand forcefully. “insist” means demand forcefully.
Which word means “demand forcefully”?
A — insist. “insist” means demand forcefully.
insist — demand forcefully. In Chinese: 坚持，强调.
insist is pronounced /ɪnˈsɪst/.
Despite the engineer's assurances, the safety officer continued to insist that the bridge undergo additional load testing before opening to traffic. (尽管工程师一再保证，安全官员仍坚持要求桥梁在通车前进行额外的荷载测试。)
demand, assert, maintain — all close in meaning to insist (demand forcefully).
deny, withdraw — each the opposite of insist (demand forcefully).
Yes. insist 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.
in(emphasize)+sist(stand)