Sawtooth voltage
[电] 锯齿形电压
🧩 词语组成解析
n. 锯齿
🗣️ 情景例句
I'm glad for the dog.
我真替那只狗高兴。
Are you going to America soon?
你就要去美国了吗？
It can be unpleasant to live even several miles from an aerodrome;
即使住在离机场几英里以外的地方，机场的噪音也会使人难受。