【法】 want of necessary proof

缺乏的英語翻譯：

lack; be devoid of; be scant of; need; short of; want
【醫(yī)】 deficiency; deprivation; leipo-; lipo-; poverty
【經(jīng)】 absence; run low; scarcity; underage

必需的英語翻譯：

be indispensable to; need
【醫(yī)】 besoin

證明的英語翻譯：

prove; certify; argue; demonstrate; justify; manifest; testify; vouch
【計(jì)】 proofness; proving
【化】 proofing
【醫(yī)】 certificate; certify; proof
【經(jīng)】 attest; attestation; authenticated; authentication; certification
certify; testimony