Apples give off a natural gas called ethylene that can wilt, spot, or rot other food.
苹果散发出的天然气体被称为乙烯，这可以使其他的食物枯萎，出现黑斑或腐烂。
2
Among the eucalypt diseased, bacterial wilt, little-leaf, seedling, brown spot, leaf rust, shoot blight, stem canker and butt rot are new disease records in Taiwan.