例句與造句

1. There are currently four species that are commercially available; they include " Delphastus pusillus, " " Macrolophus caliginosus, " " Chrysoperla carnea, " and " C . rufilabris " . " D . pusillus " are a small, shiny, black beetle species that suck out the contents of the silverleaf whitefly by piercing its shell.
2. It's difficult to find delphastus pusillus in a sentence. 用delphastus pusillus造句挺難的