This sample from a ponderosa pine, where each of these years represents a fire.
这个样本来自黄松,这些年中的每一年都代表一场火灾。
英语百科
Pinus ponderosa
Pinus ponderosa, commonly known as the ponderosa pine, bull pine, blackjack pine, or western yellow-pine, is a very large pine tree species of variable habitat native to the western United States and Canada. It is the most widely distributed pine species in North America.
近义、反义、联想词
近义词
n.
yellow pine
英英词典
ponderosa pine n.
common and widely distributed tall timber pine of western North America having dark green needles in bunches of 2 to 5 and thick bark with dark brown plates when mature
synonymous: ponderosa, western yellow pine, bull pine, Pinus ponderosa