step out: 走出去
Highly successful women step out of their comfort zones and takes risks.
成功的女人会走出自己的舒适区域并愿意承担风险。
Take a step out of bitterness into forgiveness today.
今天从苦毒之中迈出一步开始宽恕吧。

stem from: 源于，基于
His chief failures stem from incompetent execution.
他的主要失败之举多是源于执行不力。
Concern may stem from the potential fiscal burden of bail-outs.
人们的担忧可能来自财政援助的潜在负担。

respond to: 响应（对…起反应）
A spokesman didn't respond to requests for comment.
该公司一位发言人没有回应记者的置评请求。
How do you respond to these studies?
对这些研究你想如何反应？