耳みみ栓せん

noun

earplug

Used for earplugs that protect against noise or water, such as while swimming or sleeping.

• 飛ひ行こう機きの中なかで耳みみ栓せんをした。

  I put in earplugs on the plane.

• 水すい泳えいのときに耳みみ栓せんを使つかう。

  I use earplugs when swimming.