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
and Mrs. Montefiore has reserved the honeymoon suite for us. Montefiore
太太为我们保留了蜜月套房。
I particularly like English literature.
我对英国文学情有独钟。
The further off this solid obstruction, the longer time will elapse for the return of the echo.
固体障碍物越远。回声返回所用时间就越长。