a chemical agent capable of reducing the surface tension of a liquid in which it is dissolved
a workman who wets the work in a manufacturing process
someone suffering from enuresis; someone who urinates while asleep in bed
wetter的用法和样例:
例句
"What is it like down there?" shouted Marvin from the upper cave. "Like the Black Hole of Calcutta, but a lot wetter, " came the reply. "下面怎么样?"马文在洞穴上方喊道。"像加尔各答城的小地牢,又闷又热,不过要潮湿得多。"下面回答道。