Viruses and germs cause most sicknesses.病毒兴细菌引起大部分的疾病.Colds are spread by germs.感冒由细菌传播。Dirt harbours germs.污垢中藏有病菌。Entomogenous fungus is an important pathogenic germs of crop pests and is ubiquitous in natural environm...
马达自转角度对东部是正面的, 对西部阴性.Motor rotation angles to the east are positive, to the west negative.大部分素描都是正面的, 但是也有侧面观的.Most sketches are frontal, but there have been a few side views.评论都是正面的.The reviews were all positive....
His middle son died in a drowning accident five years back.他排行居中的那个儿子5年前意外溺水身亡。They were forcing her head under the icy waters, drowning her.他们用力把她的头按到冰冷的水中，想淹死她。We were drowning in data but starved of information.我们淹没在大...