视力

• 병음: shì lì
• 한자 분석: 视 = 示 + 见 (to see — manifest + perceive); 力 = strength, capacity (pictographic: a flexed muscle or lever)

뜻

시력

Specifically refers to the clinical measurement of how well the eyes can discern detail — tested with a standard optometric chart. Common collocations: 视力下降 (deteriorating eyesight), 视力检查 (eye examination), 视力矫正 (vision correction), 保护视力 (to protect eyesight), 裸眼视力 (uncorrected visual acuity). Distinct from 视觉 (the broader sense of sight) and 眼力 (perceptiveness, sharp eyes). Professional standard in China: 国际标准视力表 (international standard visual acuity chart).

예문

1. 她自幼近视，多年来视力持续下降，尽管长期佩戴矫正眼镜，在夜间驾驶和阅读小字时仍感到明显不便。
2. 学校卫生部门推行户外活动政策，旨在通过增加学生接触自然光照的时间，有效延缓青少年群体视力下降的趋势。
3. 民航局规定，飞行员候选人须通过严格的视力体检，裸眼或矫正视力未达到规定标准者将无法取得飞行员执照。

사용 가이드

맥락: health, ophthalmology, education, aviation, public health

어조: neutral

올바른 표현

• 儿童时期是视力发育的关键窗口期，家长应定期带孩子进行视力检查，一旦发现近视迹象便应及早配镜矫正，以防度数快速加深。(Childhood is a critical window period for visual development; parents should take their children for regular eye examinations, and once signs of myopia are detected, corrective lenses should be prescribed early to prevent the prescription from increasing rapidly.)
• 研究数据显示，过去二十年间我国青少年视力不良检出率持续攀升，电子屏幕使用时间过长和户外活动严重不足是两大主要诱因。(Research data shows that over the past two decades, the rate of poor eyesight detected among Chinese adolescents has continued to rise, with excessive screen time and severely insufficient outdoor activity being the two main contributing factors.)

피해야 할 표현

• 视力 when referring to the broader visual sense or visual aesthetic impact — use 视觉 (visual sense, visual effect); 视力 is specifically a clinical/measurable term for eye acuity, not a general word for the experience or quality of sight

기원과 역사

视 (vision, to see) + 力 (ability, strength, acuity — depicts a muscle at work)

문화적 배경

세대: All ages

사회적 배경: Universal