“树脂”用英语怎么说？

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....

“树脂”的拼音为：shù zhī...