水泡, 水皰
a small bubble on the skin filled with serum and caused by friction, burning, or other damage
:
• The new shoes gave her a painful blister on her heel.
新鞋在她的腳後跟磨出了一個疼痛的水泡。
• He got a large blister on his hand from using the shovel.
他用鏟子鏟出了一個大水泡。