If you have any questions, please feel free to interrupt at any time. This sentence means if you have something that you don’t understand, you can make a break in at any time.
出自：国家开放大学《商务英语(本科)》
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If you have any questions, please feel free to interrupt at any time. This sentence means if you have something that you don’t understand, you can make a break in at any time.
出自：国家开放大学《商务英语(本科)》