Mr Hoskins understands this as a benign affliction treated with a potion of plant extracts from a nganga, a traditional healer.

霍斯金斯先生把这认为是一种较为仁慈的折磨，用从 nganga(刚果哺果苏木)中提取的植物药剂治疗，这是一种传统治疗物。