[电] C负;
英文例句/中文翻译:
Squalor and poverty lay behind the city's glittering fa ç ade.
表面的繁华掩盖了这座城市的肮脏和贫穷。
The thermometer recorded a temperature of 40 ˚ C.
温度计显示气温达到了40摄氏度。
Most domestic freezers operate at below – 18 ˚ C.
多数家用冰柜能制冷到零下18摄氏度以下。