sloppy      
adjective uk/ˈslɒp.i/ us/ˈslɑː.pi/
  (TOO WET)      
  informal disapproving过稀的 
(of a substance) more liquid than it should be, often in a way that is unpleasant
  The batter was a bit sloppy so I added some more flour. 面糊有点儿稀,于是我又加进了一些面粉。 
   (LACKING CARE)         
  disapproving草率的,马虎的 
not taking care or making an effort
  Spelling mistakes always look sloppy in a formal letter. 在正式信函中出现拼写错误总让人感觉写信者草率马虎。 
 Another sloppy pass like that might lose them the whole game. 再来一次那样的草率传球,他们可能会输掉整场比赛。 
  (衣服)肥大的,松松垮垮的
Sloppy clothes are large, loose, and do not look neat.
  At home I tend to wear big sloppy sweaters and jeans. 在家里,我一般穿宽松的套衫和牛仔裤。 
   (EMOTIONAL)      
 informal disapproving庸俗伤感的 
expressing feelings of love in a way that is silly or embarrassing
  a sloppy love song 庸俗伤感的情歌 
 sloppily
adverb  disapproving uk/ˈslɒp.əl.i/ us/ˈslɑː.pəl.i/
 马虎地,草率地
badly or carelessly
  a sloppily written letter 字迹潦草的信