词语emergency battery
解释备用电池
词性名词
emergency battery〔名词〕应急电池,备用电池详细»
emergency battery应急电池(组),应急蓄电池详细»
备用电池stand-by battery详细»
备用电池battery backup;emergence cell;stand by battery详细»
备用电池battery backup详细»
备用电池spare battery详细»
备用电池stand-by battery stand-by power battery详细»