例句與造句

1. However two species ( the " broad mite " " Polyphagotarsonemus latus " and the " cyclamen mite " " Steneotarsonemus pallidus " ) are able to feed on older leaves because of their ability to inject toxins during feeding ( presumably of salivary gland origin ) causing an increase of thin walled cells surrounding feeding sites.
2. It's difficult to find thin walled cell in a sentence. 用thin walled cell造句挺難的