很多朋友都知道手指叫做finger，但你知道大拇指、食指、中指、无名指、小拇指的英语分别是什么吗？
这一期，我们就来说说和“手指头”相关的英语。
大拇指 thumb
【例句】：
She bit the tip of her left thumb, not looking at me.
她咬着左手的大拇指头，也不看我。
短语进阶：
thumbs up 认同/点赞
eg:
If you like our video, please give us a thumbs up !
如果你喜欢我们的影片，请不吝惜帮我们点个赞！
thumbs down 反对
eg:
The plan to build a hotel on the site has been given the thumbs down by the Department of Environment.
环保局拒绝通过在这个景点上盖饭店的计划。
be all thumbs 笨拙的
eg:
My mother writes beautiful calligraphy, but I'm all thumbs — I can barely hold the pen!
我妈妈的书法写得很好，但我完全笨手笨脚，甚至连笔都拿不好。
under someone's thumb 完全被某人掌控
eg:
He has been under the thumb of his father for many years.
他活在他的父亲的掌控之下好几年。
食指 forefinger / index finger / pointer finger
【例句】：
The police officer was a handsome, elegantly dressed man with a diamond ring on his forefinger.
那位警官是一位帅气、打扮优雅的男人，食指上戴着一只钻戒。
中指 middle finger
eg:
Wind the dangling floss around the middle finger of the other hand.
将这段悬挂着的牙线卷在另外一只手的中指上。
短语进阶：
giving someone the (middle) finger 对某人比中指
eg:
Giving someone the middle finger is regarded as an insult in Western culture.
西方文化中对他人比中指被视为一种侮辱。
无名指 ring finger
通常婚戒戴在无名指上，所以称为ring finger。
eg:
Female index and ring fingers tend to be about the same length.
女性的食指与无名指的长度往往是大致相同长度的。
小拇指 little finger / pinky
eg:
It's smaller than your pinky, but it plays an absolutely essential role in learning and memory.
它没有小拇指大，但是在学习和记忆中却发挥着绝对重要的作用。
