hand blender       
noun [ C ] uk/ˌhænd ˈblen.dər/ us/ˈhænd ˌblen.dɚ/
 手持搅拌器
a blender (= an electric machine used in the kitchen for breaking down foods or making smooth liquid substances from soft foods and liquids) that you hold in your hand 
  Take a hand blender and blend soup until creamy. 拿一个手持搅拌器将汤搅拌至均匀细腻。 
 Synonym: stick blender
 - More examples
 - Use a hand blender to puree the soup left in the pot.
 - Once the stems start to soften, use a hand blender to pulp them in the broth.
 - The mixer, the food processor, and the hand blender get almost weekly use.
 - The tomatoes are de-seeded and crushed with a hand blender; never cooked.