See your doctor now to beat summer sneezing.马上去看病，把花粉过敏引起的打喷嚏治好。I've been sneezing all morning.我一上午直打喷嚏。They all had colds and were sniffing and sneezing.他们都伤风了,呼呼喘气而且打喷嚏.These gases can also act as sensory irritant...
Mammals damage orchards on every continent by girdling roots.哺乳动物在各地对种子园的危害是咬断根系.The ? ing girdling process weakens the trees, it.这个带状剥树皮的过程伤害了树.The clusters respond well to acid or cane girdling to improve cluster compa...
These granules consist of the actual pigments: eumelanin and phaeomelanin.正是这些小颗粒组成了二种色素: 真黑素和棕黑素.Tricolour can be found with all eumelanin colours.三色中具有所有带黑色素的颜色....