distress call造句

1、It was not known what caused the ship to sink and no distress call had been made, the center said.
目前还不清楚船下沉的原因，没有收到遇险信号，该中心表示。

2、Master: Cargo shifting in the hold! Broadcast a distress call on VHF.
船长：货舱内货物移动。通过甚高频播发遇险信号。

3、Lucy's distress call was heard by the corvette.
驱潜快艇听到了露西的呼救信号。