名詞 dropper:

1. pipet consisting of a small tube with a vacuum bulb at one end for drawing liquid in and releasing it a drop at a time
   同義詞：eye dropper

drop.per

n.（名詞）
One that drops, especially a small tube with a suction bulb at one end for drawing in a liquid and releasing it in drops.
滴管：落下的人或物，尤指一種短管，一端有吸球，可汲入液體然后滴出