by habit

• 出于习惯

by habit的用法和样例：

例句

1. We stayed together out of habit.
   我们出于习惯待在一起。
2. Her affectionate heart loved more from habit and long association with Herter than from the usual connections of sentiment and taste.
   因为她不仅重感情，而且她对赫特的感情主要是出于习惯和长期相处，而不是出自普通的感情和喜爱。