English中文EspañolFrançais
limb top /ˈlɪm ˈtɒp/ n

中文：旋转头

中文 · 旋转头Español · portatuboFrançais · porte-tube
Meaning：Upper part of the arm that supports the revolving nosepiece.
▶ Start interactive picture-tap lesson

Found in these illustrated scenes（1）

Binocular microscope

‹ Browse all scenes