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1·The crew sent out a distress signal, but there was no explanation of the problem.

机组人员发出了求救信号，但没有对问题进行解释。

2·The ship was flying a distress signal.

这只船悬起遇难信号。

3·Air distress signal or interfering signal?

飞机遇险呼救还是干扰信号?。

4·The international morse code distress signal, S.O.S.

国际通用的莫尔斯电码遇险信号SOS。

5·Send out a distress signal; the ship is sinking.

发出求救信号吧，船正在下沉。

6·Send out a distress signal; the ship is sinking.

船在下沉，快发求救信号吧。

7·Conway flashed a distress signal with his pocket light.

康维拿袖珍手电打出了遇险信号。

8·We did have a distress signal from them on 23 October.

我们的确在10月23日收到他们的遇险信号。

9·The survivors of shipwreck transmitted a distress signal every hour.

海难幸存者每小时发送一次遇难信号。

10·The survivors of the shipwrecktransmitted a distress signal every hour.

失事船只的幸存者每小时发出一次遇难信号。