Funding for basic research is a perennial concern, resurfacing in almost identical terms every decade.
基础研究的经费是个长年不衰的议题，几乎每十年就以相同措辞重现。
Which choice best defines “perennial”?
C — Lasting through the years; recurring.. “perennial” means Lasting through the years; recurring..
Which word means “Lasting through the years; recurring.”?
B — perennial. “perennial” means Lasting through the years; recurring..
perennial — Lasting through the years; recurring.. In Chinese: 长久的；多年生的.
perennial is pronounced //pəˈrɛniəl//.
Funding for basic research is a perennial concern, resurfacing in almost identical terms every decade. (基础研究的经费是个长年不衰的议题，几乎每十年就以相同措辞重现。)
enduring, recurrent, perpetual — all close in meaning to perennial (Lasting through the years; recurring.).
fleeting, transient — each the opposite of perennial (Lasting through the years; recurring.).
Yes. perennial 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.
per(贯穿) + enn(年) → 常年不衰。