warning instrument

 
       
  • 警報器

warning instrument的用法和樣例:

例句

  1. Advancements were also made in German radar warning receivers.
    德國人對雷達警報器也進(jìn)行了改進(jìn)。
  2. They had a working smoke alarm which gave them early warning of the fire.
    他們裝有防火警報器,它可以向他們提供火災預警。

warning instrument的相關(guān)資料:

臨近單詞

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