關鍵時刻的用法和樣例：
例句
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"我們儘可能久地呆下去，" 他說道： "當關鍵時刻到來時，我們真不願離開，真的，可是又別無選擇。"
"We stayed as long as we could, " he said. "When the crunch came we were ever so reluctant to pull out, we really were, but there was no alternative." -
他在關鍵時刻勇於堅持到底。
When the chips were down he found the courage to carry on. -
這一項目的成敗目前仍處於關鍵時刻。
The success of the project is still very much on a knife-edge.
