perturb

她不断的提问让我感到不安。

Her constant questions ___perturb me.

突如其来的停电并没有让脑外科医生慌乱，她借着备用发电机的微弱灯光继续手术。

The sudden power outage did not ___perturb the brain surgeon, who continued operating by the backup generator's dim light.

市场剧烈的波动并没有让那位资深交易员慌乱，他已经经历了三次经济衰退。

The market's wild fluctuations did not ___perturb the veteran trader, who had seen three recessions come and go.