getter是什么意思？

Getter - ion pumps decrease chamber pressure by chemical reaction of residual gases with an evaporated metal.吸气离子泵通过剩余气体与蒸发的金属之间的化学反应减少了内腔的压力.Recent electronic means of pumping using low temperature sorption techniques a...

getter的音标：getter的英式发音音标为：['getə]getter的美式发音音标为：['getə]...

apella的音标：apella的英式发音音标为：[æ'pelə]apella的美式发音音标为：[æ'pelə]...

尤金辞掉他的工作,在诺佛克享了一两天福, 然后动身回家.Eugene quit his work and after a luxurious day or two in Norfolk, started homeward.五彩旗帜迎风招展,欢声笑颜鼓迎宾朋.天福旗杆将欢乐和喜庆送向天涯海角, 送进每个人的心田!Tianfu flag pole sends pleasure and happy to every - where, ever...

CBS's ratings again showed huge improvement over the previous year.与前一年相比，哥伦比亚广播公司的收视率再次大幅提高。Three CBS cameramen were on site to shoot and edit taped reports.3名哥伦比亚广播公司的摄影记者在现场拍摄并编辑录像报道。Some of the fifty corporation...

vi.挥舞，茂盛，繁荣，活跃，蓬勃vt.挥动，挥舞n.挥舞，挥动，花样，华丽的辞藻，夸张的行为或手势，花式吹奏...

n.大胆，刚毅...

attainable的近义词/同义词有：feasible, accomplishable, possible, procurable, reachable, workable, realizable, obtainable, practicable, achievable, doable, accessible, approachable。adj.attainable的近义词（可达到的,可实行的,能力范围内的）：feasible, ac...

adv.在（或从）外部，在（或从）外面，外表上...

n.美吡四环素，甲吡四环素...

IML的音标：IML的英式发音音标为：['ɪml]IML的美式发音音标为：['ɪml]...

n.感光过度...

adnexed的音标：adnexed的英式发音音标为：[æd'neksɪd]adnexed的美式发音音标为：[æd'neksɪd]...

“草地”的拼音为：cǎo dì...

n.安徒生...

Francis bundled up her clothes again into their small sack.弗朗西丝再次把她的衣服塞进了他们的小袋子里。Francis felt he would like to stop this conversation in its tracks.弗朗西斯觉得他应该立即打断这一谈话。Francis Watson was far from being merely a furniture e...

They palled up at college.他们是在大学结识的.Sight - seeing never palled on him.外出观光他从来不生厌.They have palled up with each other again after the quarrel.争吵之后他们彼此又和好了....