royal jelly       
noun [ U ] uk/ˌrɔɪ.əl ˈdʒel.i/ us/ˌrɔɪ.əl ˈdʒel.i/
 蜂王浆
a substance produced by bees in order to feed young bees and queen bees (= in groups of bees, the single large females that produce eggs)
  Royal jelly is a substance secreted from the glands of worker bees. 蜂王浆是工蜂的腺体分泌的一种物质。 
 The lotion uses calming, natural ingredients such as royal jelly to soothe the skin. 这款乳液使用镇定的天然成分,如蜂王浆,以舒缓皮肤。 
 - More examples
 - When a queen bee begins to produce fewer eggs, workers create a new queen by feeding extra dosages of royal jelly to select cells in the hive.
 - A queen's early exposure to royal jelly allowed her to mature into a queen rather than a worker bee.
 - Bee pollen and royal jelly can provoke dangerous allergic reactions.