Many of Polygonaceae are noxious weeds , some ornamentals , and buckwheat ( Fagopyrum ) and rhubarb ( Rheum ) foodstuffs .少数可食, 如 荞麦 和大黄;有一些是 观赏植物.Numerous plant species, often crop plants or ornamentals, have been trans...

ornamentals的音标：ornamentals的英式发音音标为：[ɔ:nə'mentlz]ornamentals的美式发音音标为：[ɔnə'mentlz]...

n.装饰的，装饰用的( ornamental的名词复数 )...