These range from separation of water molecules by osmosis through separation of small particles in microfiltration.能分离水分子,以及在微过滤器中分离小颗粒物质.The combination of activated sludges and microfiltration will open anew way in thi...
Some old people always hark back to how things were 30 years ago.有些老年人老是喜欢重提三十年前的状况。Hark away [ off. forward ]!( 命令猎犬 ) 去! 跑!Hark. I hear the returning footsteps of my love.听！我听见我爱人回来的脚步声了。Hark at her then! Who does she ...
又射偏了几次之后,他们终于把两支箭射入了狮子的胸膛.After more misses, they finally put two arrows into the lion's chest.狮子大吼一声，跳了起来。The lion roared once, and sprang.他从狮子脚掌上拔下一根刺。He removes a thorn from a lion's paw....