常見例句雙語例句The calcite crystals precipitated from pure supersaturated calcium carbonate exhibit mainly two habits:flat like rhombic crystal and rhombohedral crystal similar to a cube.純碳酸鈣過飽和溶液析出的碳酸鈣晶體有兩種主要的形態(tài)：薄片狀菱形晶體和類似立方體的菱方體晶體。 返回 rhombohedral crystal