My father pragmatically and empirically built up his knowledge of boat-building.
我父亲根据实践和经验积累起他的造船知识。
2
He was building a little boat with which to cross the ocean.
他正在建造一艘小船，用来横渡海洋。
3
You are made to feel you are there, moving through these places, looking up at the sky or down at the ground, and pausing to examine more closely a particular stone, boat or building.