沟渠gōu qú
irrigation canals and ditches; kennel; channel
巴拿马运河bā ná mǎ yùn hé
panama canal, the Big Ditch
原声例句
PBS地球-动物趣闻
And the scans showed that these little openings fed into tubes that ran through a feature called the maxillary canal.
扫描显示这些小开口进入管子,这些管子穿过一个叫做上颌管的特征。
PBS地球-动物趣闻
So, based on the anatomy of living venomous animals, it's possible that venom could've flowed out of glands in the weird cavities in its snout, passed through the maxillary canal, and then gotten mixed in with its saliva.