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N-SING An SOS is a signal which indicates to other people that you are in danger and need help quickly. 紧急呼救信号
The ferry did not even have time to send out an SOS.
这艘渡船甚至没有时间发出紧急呼救信号。
The ferry did not even have time to send out an SOS.
这艘渡船甚至没有时间发出紧急呼救信号。
We've received an SOS from the area asking for food parcels.
我们收到来自那一地区的紧急求援信息,他们急需食物包。
If you witness some threat or if the child feels some danger in any situation, he can press the SOS button.
如果你看到某种威胁,或者孩子在任何情况下感到危险,他可以按下紧急求助按钮。
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