thenar + noun
thenar 是解剖学中的形容词，通常放在名词前作定语，说明与手掌或足底有关。
She felt a dull ache in the thenar area of her palm.
她感到手掌的鱼际部位隐隐作痛。
与手掌或足底相关的
与手掌或足底相关的
Relating to the palm of the hand or the sole of the foot.
The physiotherapist pressed gently on the thenar region of my left hand.
物理治疗师轻轻按压我左手的手掌区域。
用法提示：thenar 作形容词，修饰 region，表示“手掌的”。
She felt a sharp twinge in the thenar muscles after gripping the heavy suitcase.
她提沉重手提箱后，感到手掌肌肉一阵刺痛。
用法提示：thenar 形容 muscles，指手掌的肌肉。
The coach advised runners to massage the thenar area of the foot after a long race.
教练建议跑步者在长跑后按摩足底部位。
用法提示：thenar 修饰 area，指足底的区域。
thenar 是解剖学中的形容词，通常放在名词前作定语，说明与手掌或足底有关。
She felt a dull ache in the thenar area of her palm.
她感到手掌的鱼际部位隐隐作痛。
thenar eminence 是固定说法，指拇指根部的肌肉隆起；thenar 很少单独作表语使用。
The thenar eminence is the fleshy mound at the base of the thumb.
鱼际是拇指根部隆起的肉质部分。
grammar · medium
易错句子The thenar is swollen after the injection.
正确表达The thenar region is swollen after the injection.
thenar 是形容词，不能单独作名词充当主语；它必须修饰名词（如 region、area、muscles）。汉语中“手掌的”可以省略中心词，但英语形容词不能这样独立使用。
grammar · medium
易错句子He has a blister on his thenar hand.
正确表达He has a blister on his thenar area.
thenar 意为“手掌的/足底的”，习惯修饰 area、region、muscles 等特定名词，不能直接修饰 hand 来表示“手掌”；表示手掌相关部位应说 thenar area。
palmar 只指手掌；thenar 可指手掌或足底，范围更宽。说手掌表面时常用 palmar。
plantar 专指足底；thenar 兼指手掌和足底，涉及脚底时更常用 plantar。
hypothenar 指手掌外侧小鱼际；thenar 指手掌或足底，两者部位和词形都容易混。
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