- (British English) (North American English packet)
a closed plastic or paper package that contains a very small amount of liquid or a powder （密封的塑料或纸质）小袋 
a sachet of sauce/sugar/shampoo 一小袋调味汁／糖／洗发剂
a small bag containing dried herbs or flowers that you put with your clothes to make them smell pleasant （置于衣物中的）小香囊，小香袋 Her nightdresses were neatly folded, with a lavender sachet between each. 她的睡衣叠得整整齐齐，中间夹着一个薰衣草香囊。
Word Originmid 19th cent. (in sense (2)): from French, ‘little bag’, diminutive of sac, from Latin saccus ‘sack, bag’.