定义
a help line: 求助热线
- "I recently phoned the customer services help line in order to cancel a skiing holiday."
- "Automated message : Welcome to the Delavigne Corporation customer support helpline"
进一步了解…
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他们的意见 :
您有记住这条规则的妙招吗?关于避免在“Help line”上犯错的小贴士呢?
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