This natural oil comes from a fruit, Citrusbergamia, a bitter relative of the orange, lemon and lime.
这种天然的香精来源一种和桔子，柠檬有亲缘性的水果，叫香柠檬橘（Citrus bergamia）。
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A small tree(Citrus aurantium subsp. bergamia) commercially grown chiefly in southern Italy for its sour citrus fruits, the rinds of which yield an aromatic oil.