tourmaline

基本解释

• n.電氣石

同根派生

• tourmaline相关词

英汉例句

用作名詞 (n.)

• Never use chemicals such as hydrofluoric acid or ammonium fluoride to clean Tourmaline because it can erode the stone.
  從來不使用化學物質如氫氟酸或氟化銨清潔電氣石，因爲它可以削弱石頭。
• The main anionic finishing agents applied in textiles are tourmaline and natural ores with micro-pores and lanthanon.
  紡織品中應用的負離子整理劑主要爲電氣石和加稀土元素的天然超微多孔質鑛石。

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