She has a keen interest in science and spends hours reading about it.
她对科学有着浓厚的兴趣，并花费数小时阅读相关内容。
The detective had a keen sense of observation and was able to solve the mystery quickly. Which word most closely matches the meaning of “keen”?
B — sharp. “keen” means adj. having a sharp edge or point; intellectually sharp or perceptive
With her ______ eyesight, the hawk easily spotted the mouse far below.
B — keen. “keen” means adj. having a sharp edge or point; intellectually sharp or perceptive
keen — adj. having a sharp edge or point; intellectually sharp or perceptive. In Chinese: 敏锐的，热心的.
keen is pronounced /kiːn/. It breaks into 1 syllable: keen.
She has a keen interest in science and spends hours reading about it. (她对科学有着浓厚的兴趣，并花费数小时阅读相关内容。)
eager, enthusiastic, sharp, intense — all close in meaning to keen (adj. having a sharp edge or point; intellectually sharp or perceptive).
Yes. keen appears on the iSEE Vocab Upper list, which covers 804 words for the ISEE and SSAT.
Compare ''knife'', its pronunciation is similar to the beginning of ''knife'', a knife is sharp, thus extended to mean keen