per.spi.ra.tion
n.(名词)The fluid, consisting of water with small amounts of urea and salts, that is excreted through the pores of the skin by the sweat glands; sweat.汗液,汗水:一种含有水和少量尿素和盐的液体,通过皮肤上的毛孔由汗腺分泌被排出The act or process of perspiring.出汗:排泄汗液的活动或过程
【引伸】
perspir.ato.ry