Imposing speed restrictions is easy, but forcing motorists to observe them is trickier.限制车速容易，但强制司机遵守这些限速规定就难办多了。Imposing speed restrictions is easy, but forcing motorists to observe them is trickier...限制车速容易，但强制司机遵守这些限速...
Imposing speed restrictions is easy, but forcing motorists to observe them is trickier.限制车速容易，但强制司机遵守这些限速规定就难办多了。This is the general rule, but some cases are trickier than others.以上是一般规则, 但某些案例会比别的案例更为棘手.The lower the nu...
Some of the cationic proteins are bactericidal.一些阳离子蛋白质是能杀菌的.Potent intracellular bactericidal action may be exerted through the myeloperoxidase - hydrogen peroxide - halide bactericidal system.强烈的胞内杀菌作用可以通过骨髓过氧化物酶 - 过氧化...
When the war ended, people finally had cause to rejoice.战争结束，人们终于可以欢欣鼓舞了。I rejoice that you have recovered so quickly.听到你已很快痊愈了,我很高兴.We rejoice in his good health.我们为他的身体健康感到高兴....
这份保证书有效期为一年.This guarantee is valid for one year.本保证书自购置此产品之日起有效期为一年.This warranty is good for one year after the date of the purchase of the product.你需要发一份保证书到你办公室?Do you want that confirmation sent to your office or yo...