更新时间：2026-06-08 17:44:13
Noun:- an internationally recognized signal sent out by a ship or plane indicating that help is needed
distress signal是什么意思 distress signal在线翻译 distress signal什么意思 distress signal的意思 distress signal的翻译 distress signal的解释 distress signal的发音 distress signal的同义词
