large Japanese ornamental having long needles in bunches of 2; widely planted in United States because of its resistance to salt and smog
同义词：Japanese black pinePinus thunbergii
tall symmetrical pine of western North America having long blue-green needles in bunches of 3 and elongated cones on spreading somewhat pendulous branches; sometimes classified as a variety of ponderosa pine
同义词：Jeffrey pineJeffrey's pinePinus jeffreyi
large two-needled timber pine of southeastern Europe