under probation 的近义词 22 个

• empirical
• preliminary
• unproved
• beginning
• developmental
• experiential
• first stage
• laboratory
• momentary
• on approval
• pilot
• preparatory
• primary
• probationary
• provisional
• speculative
• temporary
• tentative
• test
• trial
• trial-and-error
• unconcluded

under probation 的反义词 3 个

• proven
• tested
• tried