词汇	diffusion-pump
释义	diffusion-pump 空扩散泵；扩散抽气机
随便看	a remote cousin a remote effect a remote frontier settlement a remote hamlet a remote inuit hamlet a remote path a remote place a remote posibility a remote possibility a remote region a remote village A removable covering for a pillow are museums losing their grip are museums losing their grip? are-my Are my alimony payments deductable Are my alimony payments deductable? are my cousins coming tonight Are my cousins coming tonight? Aremyctins wastewater are my eyes deceiving me? Are my referral earnings working Are my referral earnings working? Are my trousers there Are my trousers there?