Some acids are strong enough to burn the wood.有些酸的酸性强得可以烧坏木头.There are many amino acids that the body cannot synthesise itself.有许多种氨基酸人体自身不能合成.How do acids react on metals?酸对金属会起什么样的化学反应?...
Beneath his brash exterior, he's still a little boy inside.他外表盛气凌人，内心里还是个孩子。He behaves in a brash way.他总是草率行事.Brash journalists were crowding around the ambassador.鲁莽的记者们围拢在大使周边。...
The hotel porter will help you.旅馆的门童可以帮你的忙。A porter relieved her of the three large cases.一个行李搬运工替她扛了3个大包。A porter relieved her of the three large cases she had been pushing on a trolley.搬运工帮她卸下了她一直用手推车推着的3个大箱子。The train...
Bands of gunmen have hijacked food shipments and terrorized relief workers.几伙持枪歹徒劫持了运输的食品，还恐吓了救援人员。A number of unruly youths ganged up and terrorized the district.一些不法青年结成一伙,使这个地区陷于恐怖.A number of unruly youth ganged up a...
介绍了美式八角锤锤体精锻成形新工艺及其预锻模结构设计要点.Title : New Process and Design of Pre - forming Die for Precision Forging U.S.锻造过程实现净形和近净形制造关键是优化预锻模的设计.The key step in flashless forging is to optimize th ed design of preform die shape....
屋里低声的谈话安静下来了.The subdued talk in the room faded down.他还是低声的,但是温和了些: “ 什么事? ”In a low but gentler voice he asked, " What reasons? "又是沉默, 可怕的沉默比低声的喧骚更令人难受.There was silence again, an unearthly silence, more trying than hid...