conservations
n. 儲存( conservation的名詞複數 ); 保護; 避免浪費; 對自然環境的保護
Thus, the conservations of mass and energy have the ingenerate consistency.
因而, 質量守恆和能量守恆具有內在的一致性.
Conservations were laid for five.
預備了五份飯菜.