distress gun

基本解释

• [地球科學]遇難砲
• [交通運輸工程]遇難砲遇難信號槍

英汉例句

雙語例句

• Ordered to fire a Gun as a Signal of Distress.
  船長就下令放一槍，作爲求救的信號。

權威例句

• The decline of mental health services at a time of rising social distress and exploding gun sales has created a toxic mix that is uniquely American.
  FORBES: Connect

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词组短语

短語

• Gun distress 求救信號槍

• distress gun更多词组

专业释义

地球科學

• 遇難砲

交通運輸工程

• 遇難砲
• 遇難信號槍