英语语法分析

The pectinate quills of the porcupine are barbed.

豪猪栉状的刺是会刺人的。

Whales use their pectinate teeth to gather plankton.

鲸鱼用牠们栉齿状的牙齿来捉浮游生物。

Fertile spikelets accompanied by pectinate sterile spikelets.

可育小穗伴随着栉状不育的小穗。