Noun
(bulb) syringe; dropper; fountain pen filler
インキ補充瓶のキャップを外し、スポイトでインキを吸い上げ、マーカーの吸収体へ適量、滴下してください。Remove the cap from the ink refill bottle, fill the dropper with ink, and drip an appropriate amount onto the marker's core. eyedropper
Computing
Also written スポイド