Because the source of the energy stops, the electrical current stops - just as a light bulb turns off when you switch off the electricity running to it.
因为一旦能量的来源被切断了，电流就会被切断——就好像当你关上开关，切断电流的时候，灯泡会立刻熄灭一样。
Because the source of the energy stops, the electrical current stops -just as a light bulb turns off when you switch off the electricity running to it.
因为一旦能量的来源被切断了，电流就会被切断——就好像当你关上开关，切断电流的时候，灯泡会立刻熄灭一样。
Xavi: OK, but don't forget to switch it off before you go, ok?… See you tomorrow… (turning off the light) It's better, this way.
可以啊，但你要记得走之前把它关掉，好吗?…明天见…（关灯）这样看得清楚点。
Xavi: OK, but don't forget to switch it off before you go, ok?… See you tomorrow… (turning off the light) It's better, this way.
可以啊，但你要记得走之前把它关掉，好吗?…明天见…（关灯）这样看得清楚点。
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