wake-up call

音标发音

His wake-up call; his 9/11. It informed him of the coming threat.
這就是他的叫醒電話，這就是他的9.11，告知他即將到來的威脇。
Our month of no spending was a financial wake-up call, a chance to recalibrate our relationship with money at a time when everyone I know has money on the brain.
我們的“不消費月”敲響了一次財務警鍾，也是一次重新調整我們與金錢關系的機會。這年頭，我認識的每個人腦子裡都裝著錢。
As Westerners, it is a wake-up call that we are losing our place not just in Africa but in the world—all we can do is to try to understand what is going on and ask different questions.
作爲西方人，這就像一記警鍾，它提醒我們不僅僅在非洲，甚至在整個世界我們都正在失去地位。我們所能做的就是努力去理解正在發生的事情以及提出不同的問題。

He says the financial crisis should be seen as a wake-up call to change systems and ways of thinking, and to re-establish trust.
This is your morning wake-up call.
這是你早上的閙鈴。
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For example, you could request a wake-up call in the morning.
比如你想要早晨的叫醒服務。
I'd like 課堂 - SpeakingMax英語口語達人

The Flash Crash of 2010 was the wake-up call for ordinary investors that these new markets.
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If something that happens is a wake-up call, it should make you realize that you need to take action to change a situation.

A wake-up call is a telephone call that you can arrange through an operator or at a hotel to make sure that you wake up at a particular time.
If you describe something bad that happens as a wake-up call, you mean that it acts as a warning that action needs to be taken to prevent something even worse from happening.