“树脂”造句

树脂从树皮的裂口自然地流出来.
Pitch bleeds freely from break in the bark.

有些树产树脂.
Some trees afford resin.

用于提取这种油的树脂取自于一种矮小坚韧的树。
The resin from which the oil is extracted comes from a small, tough tree.