本的英語翻譯：

the root of a plant; this
【機】 aetioporphyrin

國的英語翻譯：

country; nation; national; state

注冊的英語翻譯：

enroll; register; registration; enrollment
【計】 journaling; log in; log-in; log-on; login; sign in
【醫(yī)】 register; registration
【經(jīng)】 book; enrollment; registration; registry

證明的英語翻譯：

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