例句與造句

1. In 2015, a new rotenoid called crocetenone was extracted from the rhizome of " Iris crocea ".
2. It was the published and described as " Iris crocea " by R . C . Foster in'Contributions from the Gray Herbarium of Harvard University'Vol . 114, page41 in 1936.
3. It's difficult to find iris crocea in a sentence. 用iris crocea造句挺難的