Innavigable
a. 不能航行[通航]的
??? 情景例句
I have no time for extra-curricular activities.
我可沒時間參加課外活動。
How can you do such a thing?
你怎么能做這種事情呢？
But which language is the most widely spoken in the world?
但是世界上哪種語言運用最廣泛？