He was superintending the work on the blockhouse we were building .
他正在督导我们造堡垒的工作。
The wollemi pine found in australia is a surviving specimen of a conifer thought to have been long extinct and therefore known as a living fossil ; the only surviving frontier blockhouse in pennsylvania .
Now that the enemy has developed his blockhouse warfare to a high degree , this will become our usual method of operation .
堡垒主义发达的今日,这种手段将要成为经常的作战手段。
He is superintending the work on the blockhouse we are building .
他正在指挥我们造木屋的工作。
A city of southwest british columbia , canada , on vancouver island and the strait of georgia west of vancouver . The hudson 's bay company erected a blockhouse here in 1833 . Population , 47069 .