[scode type="blue"]indentation[/scode]
音标：/ɪnden'teɪʃ(ə)n/
英英释义：
①An indentation is the space at the beginning of a line of writing when it starts further away from the edge of the paper than all the other lines.【n.行首缩格,行首留空格】
②An indentation is a shallow hole or cut in the surface or edge of something.【n.凹口;缺口】
例句：
①Using a knife, make slight indentations around the edges of the pastry.
用刀子绕馅饼边沿刻小锯齿。
②They pressed hard enough to make indentations .
笔力太重，于是在上面留下了痕迹。
《科学美国人》一篇题为 Snake eyes 的文章也出现了这个表达：
Taylor Swift的歌 dress 也出现了这个表达：
[scode type="blue"]
twiddle one's thumbs
无所事事;闲着无聊[/scode]
英英释义：
If you say that someone is twiddling their thumbs, you mean that they do not have anything to do and are waiting for something to happen.
例句：
①The prospect of waiting around just twiddling his thumbs was appalling.
想到将要无所事事，他就非常害怕。
②The Government cannot expect graduates to twiddle their thumbs on the dole.
政府不愿意看到毕业生领着救济金却什么也不干。
《新闻周刊》一篇题为 Putting down roots 的文章也出现了这个表达：
