RE elements的用法和樣例：
例句
- The color of Apatite is often due to the presence of rare earth elements.
磷灰石的顏色常取決于存在的稀土元素。 - The effect of Re element addition on the nitrogen content in the weld was insignificant due to the oxidization from the early deoxidization stage.
而由于稀土元素在先期脫氧中大量氧化，其脫氮效果較弱，稀土元素對熔敷金屬的總含氮量的影響不顯著(zhù)。
