keep in with
US /kiːp ɪn wɪð/
UK /kiːp ɪn wɪð/
1.
保持良好关系, 讨好
to maintain good relations with (someone), especially to gain an advantage
:
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It's always good to keep in with your old teachers, you never know when you might need a reference.
和你的老老师们保持良好关系总是好的，你永远不知道什么时候可能需要推荐信。
•
He tries to keep in with the boss to get special favors.
他试图讨好老板以获得特殊待遇。