Material illustrating detailed structure of graptolites has been etched from limestone by means of hydrofluoric acid.表明笔石详细构造的物质是利用氢氟酸从石灰岩中侵蚀出来.The slowness is dissolve in hydrofluoric acid and hot oil ofvitriols.缓慢溶于氢氟酸...
The slowness is dissolve in hydrofluoric acid and hot oil ofvitriols.缓慢溶于氢氟酸和热浓硫酸.Material illustrating detailed structure of graptolites has been etched from limestone by means of hydrofluoric acid.表明笔石详细构造的物质是利用氢氟酸从石灰岩...
Independent agencies were an excrescence on the Constitution ( Los Angeles Times )独立的代理处是宪法不需要的东西 ( 洛杉矶时报 )In my opinion, the new museum extension is an excrescence.依我的观点, 这座新博物馆扩建的部分是个累赘.The trade union block vote is an...
他曾轻率地说过什么吗？Had he been indiscreet in what he had said?有时候他们因自己的轻率而搭上性命。Occasionally they paid for their indiscretion with their lives.他怎么能如此轻率？How could he be so indiscreet?...