回头率的英文：
rate of second glance

参考例句：

Cuba has one of the lowest rates of return visits in the travel business.
在旅游业界，古巴是回头率最低的国家之一。

Whereas he was quite ugly, she turned heads wherever she went.
他非常丑陋，而她则无论到哪里都回头率颇高。

This pretty secretary is sure to get a high rate of second glance if (or when) she takes a walk on the street.
这位漂亮的秘书走大街上肯定有很高的回头率。

Tall, dark and head-turningly handsome, he looks every inch the celebrity.
身材魁梧，皮肤黝黑，潇洒美男，回头率怎会不高？全身哪一处不显名流风采？

rate是什么意思：
n. 比率，速率；费用
v. 评估；认为；划分等级；值得

cumulative rating
累积收听率

These bonds have an AAA rating.
这些债券的信用度是3A级的。

To rate too low;underestimate.
低估对…估价太低；低估

second是什么意思：
adj. 第二的；第二次的；次要的
adv. 以第二位
n. 秒；第二名
v. 支持，赞同

the second in command
副司令员

grounded to the second baseman.
打到二垒手位置的滚地球

Down Second Avenue
沿着第二条林荫大道走去

glance是什么意思：
v. 扫视，匆匆一看；浏览；闪微光；随便提到；擦过
n. 闪光；一瞥；浏览

a responsive glance
带有回答意义的一瞥

A quick survey or glance.
快速的浏览或瞥视

Take a glance of...
对。。。匆匆一看,一瞥