例句與造句

1. The pear limpet tends to be covered with a marine lichen " Pyrenocollema " spp ., and " Spongites yendoi " often grows on top of this.
2. A marine lichen " Pyrenocollema " spp . often grows on this limpet's shell, and " Spongites yendoi " frequently grows on top of this and on the surrounding rocks.
3. It's difficult to find pyrenocollema in a sentence. 用pyrenocollema造句挺難的