get by
phrasal verbget by (on/in/with something)
- to manage to live or do a particular thing using the money, knowledge, equipment, etc. that you have
（靠…）维持生计，设法过活，勉强应付 - How does she get by on such a small salary?
她靠这点微薄的工资怎么过活？ - I can just about get by in German (= I can speak basic German).
我用德语只能勉强应付。
- How does she get by on such a small salary?