PSBIO KOI keeps the pond water crystal clear.

锦鲤光合细菌可保持锦鲤池水透明清澈的状态。

youdao

Oh, you should see it, " Mrs. Jennings said. "A lovely pond, filled with koi. "

“噢，你是应该看看，”詹宁斯太太说，“是个很漂亮的鱼池，满池的金色鲤鱼。”

youdao

Oh, you should see it, " Mrs. Jennings said. "A lovely pond, filled with koi. "

“噢，你是应该看看，”詹宁斯太太说，“是个很漂亮的鱼池，满池的金色鲤鱼。”

youdao