他们把花园里的草锄掉,阻止其生长.They hoe the garden to keep down the weeds.他锄去了花旁边的杂草.He hoed up weeds from about the flowers.地太板了,不好锄.The ground is too hard to hoe....
Ecologists argue that the benefits of treating sewage with disinfectants are doubtful.生态学家认为用消毒剂处理污水是否有益值得怀疑。The ecologists say that is a very productive kind of waterfront.生态学家们认为那儿是一块非常丰饶的滨水区.In the opinion polls the e...
大自然是自生的.The nature is autogenetic.这些制约因素之一是在模数转换器内自生的噪声.One of these constraining factors is self generated noise within the analog to digital converter....