1、We found that birch bark could serve as paper.
我們發(fā)現(xiàn)樺樹皮可以作紙用。

2、Birch bark is pliable and very easy to bend.
樺樹皮很柔韌，很容易彎曲。

3、One great thing about these birch bark canoes was that they could carry a large amount of cargo.
這些樺樹皮獨木舟的優(yōu)點之一是它們可以裝載大量貨物。

4、In Finland purists insist that only birch bark should be added.
在芬蘭，純化論者堅持說只能加白樺樹皮。

5、This efficiency of the birch bark canoe also made an impression on newcomers to the area.
這種樺樹皮獨木舟的效率也給新來的人留下了深刻的印象。

6、The birch bark culture is an component part of the primitive human culture.
樺樹皮文化是人類原始文化的組成部分。