英语词汇“Be sure to be watchful or alert”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	Be sure to be watchful or alert
释义	Be sure to be watchful or alert. 必须留神，千万要提防。
随便看	ionospheric plasma ionospheric plasma cracking furnace ionospheric polarimeter ionospheric potential ionospheric precursor ionospheric prediction ionospheric probe ionospheric probing ionospheric probing instrument ionospheric profile ionospheric propagation ionospheric propagation forecast ionospheric propagation of ultrashort wave ionospheric propagation path Ionospheric Propagation Sudden Disturbance ionospheric pulse ionospheric radar ionospheric radiation measurement ionospheric radio communication ionospheric radio propagation Ionospheric Radio Signal ionospheric radiowave ionospheric radio wave propagation ionospheric ray Ionospheric reconstruction