1、a transparent variety of beryl that is blue green in color.
一種透明青綠色綠玉。

2、Limb X-ray Radiography-comparison of Blue Green Film With DDR
四肢X線攝影——藍(lán)片、綠片、DDR的比較

3、a transparent variety of beryl that is blue green in color
一種透明青綠色綠玉。

4、The organic fertilizer is made of blue green algae and tobacco residue.
作者利用藍(lán)藻泥和廢棄煙葉制成有機(jī)肥料。