energy source system的用法和樣例：
例句
- Today's notoriously inefficient energy system can be replaced if the world gives unprecedented attention to energy efficiency.
如果大家對於能源效率給予前所未有的關注，就可以換掉今天缺乏效率而令人嫌惡的能源系統。 - Such investment would provide a more promising foundation for decarbonization of the global energy system than the current approach.
要是在能源研究與開發上有這樣的投資力度，那將會更有希望為全球的無碳能源系統打下基礎。
