The US Department of Transportation has announced new safety rules relating to the storage of rechargeable Lithium batteries when flying to, from and within the USA.是什么意思_The US Department of Transportation has announced new safety rules relating to the storage of rechargeable Lithium batteries when flying to, from and within the USA.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句