none too   (TTS發音)

not at all根本不

    The doctor arrived none too soon，as Mary's fever was very alarming. 瑪麗發燒溫度高得嚇人，可醫生並沒有及時趕到。

    They were discovered by the pilot of the helicopter，and none too soon，because they'd eaten all their food. 他們被直升飛機駕駛員發現，差一點就來不及了，因為他們已吃光了所有食物。