Question of the Day #199

"Analysis: In shutdown impasse, the dealmaking president remains mostly on the sidelines"
From the headline of this article at USA Today.

上記の文で、on the sidelines の意味は？
In the sentence above, what does "on the sidelines" mean?

答えは、コメントに書いてください。
Write your answer in the Comments.

明日、ここに答えを書きます。
I will add the answer and other remarks here tomorrow.

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解答

意味：
英辞郎によるとこの場合は、


直接参加せずに様子を眺めて

Answer

According to Cambridge Dictionary:

not taking part in an activity

Etymology/語源

The American Heritage Idioms Dictionaryによると、このイディオムは、

１９００年代の前半から使われている

According to The American Heritage Idioms Dictionary, this idiom is from the:

First half of 1900s

Examples

• Several countries chose to remain on the sidelines during the war.
• Bolivia's neighbors remained on the sidelines, waiting to see which faction in the dispute would prevail.
• If you want the boss to notice you, you can't just stay on the sidelines during these meetings. Speak up and suggest some ideas!
• It appears as though the superpowers will be staying on the sidelines, rather than taking an active role in this conflict.
• France no longer wants to be left on the sidelines when critical decisions are taken.