preserving algae

• 保存的藻类

preserving algae的用法和样例：

例句

1. Microorganisms Algae microorganisms in the water overpopulate because of the surplus nitrogen.
   由于过剩的氮，水中的藻类微生物过密。
2. As well as Australia, the pioneering algae technology is also being tested in the United States and Germany.
   除了澳大利亚之外，美国和德国也都在测试这种具有开创性的藻类利用新技术。