be indispensable to

v.

必需；

9 Ways To Be Indispensable To Your Boss
Editor's Message to Special issue of Computer Security Technologies to be Indispensable to the Society
Market researcher seeks to be more indispensable to perfume industry But critics say reliance on NPD data may not be such a good...
Routine biliary sphincterotomy may not be indispensable for endoscopic pancreatic sphincterotomy
Interaction between desialylated hepatitis B virus and asialoglycoprotein receptor on hepatocytes may be indispensable for viral bin...
Hydroxyl may not be indispensable for raltegravir: Design, synthesis and SAR Studies of raltegravir derivatives as HIV-1 inhibitors
Psychology can be indispensable to health care reform and the patient-centered medical home.
Paternity-testing on paraffin-embedded abortion tissue: preparation of fetal cells may be indispensable.
D and E Rings May Not Be Indispensable for Antofine: Discovery of Phenanthrene and Alkylamine Chain Containing Antofine Derivatives ...
Toothbrushing does not need to reduce the risk of VAP to be indispensable