Trump's concession speech was, to coin a phrase, low energy.

可以说特朗普的败选演说的能量很低。

By the way, there's actually a phrase for this act: to coin a phrase means to invent a new saying.

顺便说一下，实际上，这个行为有一个短语：to coin a phrase意味着发明一句新的谚语。

You can also say 'to coin a phrase' after using an expression that is well known and possibly used too much.

你也可以在使用了一个非常有名并且很可能被使用过太多次的短语之后说“创造一个短语”。

He’d thought the flight would never – to coin a phrase – get off the ground.

【coin】他原以为这架飞机永远不会——用一句话来说——离地。

" To coin a phrase" means to create a new word or a new expression for people to use.

“造词” 是指创造一个新词或新的表达方式供人们使用。

So, if I use that about a newly married couple, I might add the phrase " to coin a phrase, " because I know that what I just said wasn't very original.

所以，如果我用它来形容一对新婚夫妇，我可能会加上“创造一个词组” 这个短语，因为我知道我刚才说的不是很新颖。