iodine

The cut burns from the iodine.

伤口因涂了碘酒而疼痛。

Apply some iodine before you bandage.

用绷带包扎伤口之前先敷点碘酒。

The tincture of iodine smarted when applied it to the wound.

往伤口上擦碘酒时，能引起剧痛。