医生走进候诊室告知诊断结果之前，让自己镇定下来。
The doctor steeled herself before walking into the waiting room to deliver the diagnosis.
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解释
形容在即将传递坏消息时做好心理准备。
The doctor steeled herself before walking into the waiting room to deliver the diagnosis.
形容在即将传递坏消息时做好心理准备。