Cold-call
（向潜在的主顾打的）冷不防电话；冷不防上门推销
🧩 词语组成解析
cold
[kold]
adj. 寒冷的;冷淡的，无情的;失去知觉的;[艺]有冷感的，冷色的;
n. 寒冷;感冒，伤风;
adv. 完全地;
call
[kɔl]
v. 呼唤，喊叫;召唤，叫来，召集;下令，命令;打电话给;
n. 喊叫，大声喊;电话联络;必要，理由;要求;
🗣️ 情景例句
I've got it. Now give me some information about
我知道了。现在告诉我
I know the boy whose father is a professor.
我知道那个男孩的父亲是大学教授。
It will be found that the weight moves but slightly or not at all.
结果会发现，重物是动了，但动得很小，甚至没动。