break up with: 和…分手了
So did you break up with joanna?
你真的要和乔安娜分手?
Are you gonna break up with him?
你不是要和他分手吧?

even if: 即使
The respect an entrepreneur's plan, even if it deviates from their own.
他们尊重创业者的计划，就算它背离他们自己的计划。

stem from: 源于
Concern may stem from the potential fiscal burden of bail-outs.
担忧可能源自救助计划给国家财政造成的潜在负担。
His chief failures stem from incompetent execution.
他的主要失败之举多是源于执行不力。