Adjustalbe voltage generator
[机] 可调整电压发电机
🧩 词语组成解析
🗣️ 情景例句
And I'll bet
我敢打赌
He devoted his life to promoting world peace.
他一生致力于促进世界和平。
It was his job to repair bicycles and at that time he used to work fourteen hours a day.
他那时的工作是修理自行车，并且通常是一天工作14个小时。