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allotropic adj.【化學】同素異形的。adv.-ically

allotropism

The structures of the principal allotropic forms of all the elements will be discussed in detail as the chemistry of each element is treated . 各種元素的主要的同素異性體的結構,在研究各種元素的化學時再詳細地討論。

Titanium in the pure state can exist in either of two allotropic forms . 純鈦以兩種同素異形的形式存在。