1、The exsertile tongue of a hummingbird allows it to reach deep into flowers for nectar.

蜂鸟可伸展的舌头使其能够深入花朵中获取花蜜。

2、Some plants have exsertile stamens that protrude beyond the petals.

一些植物具有能够突出花瓣的雄蕊。