翻译:Before you examine the wire,you must cut off the electricity.
问题描述:
翻译:Before you examine the wire,you must cut off the electricity.
答
在检查电线前你必须切断电源.
顺便给你详细解释下:
examine 检查
wire 电线,电话线
cut off 切断
其他单词都该认识