For controlling source pollution from the sources, sloping land management in the headwater regions is necessary.为了从源头上控制农业面源污染,必须根据土壤生物热力学原理,以土壤为中心, 大力治理坡地.In arid climates, surface water is generally better than water ...
在围城过程中,这座城市被摧毁了.The city was thrown down during the siege." 自从围城以后,你就一直待在亚特兰大 吗 ?" Have you been living in Atlanta ever since the siege? "围城了! 我的上帝!Name of God, a siege!...
She loved singing as a child and started vocal training at 12.她从小就喜欢唱歌，12岁开始了声乐训练。She wanted to scream, but her vocal cords seemed paralysed.她想尖叫，但她的声带好像不听使唤了。Hers is the kind of voice that excels at vocal gymnastics.她的嗓...