So cold calling is the skill of making a sales call to someone who is not expecting you.
因此,冷战的要求是技能,使销售拜访某人谁是不指望你。
Unsolicited means "not asked for." so cold calling is the skill of making a sales call to someone who is not expecting you.
unsolicited的意思是“不是别人主动要求的”,所以打“无约电话”也就是给那些不期望接你电话的人打销售电话。
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