单词	大化
释义	大化 dà huàin a careless way
随便看	pretesting pre-testing pretesting advertisements Pretesting electronic components and materials pretesting research pre-testings pretest inspection pre-test inspection pretest loop pretest method pre-test operation pretest pile Pretest-posttest pretest-posttest control group design pretest-posttest design pretest preparation pre-test probability scores pretest production pretest risk function pretests pre-tests pretest sensitization pretest simulation pretestsurvey pretest survey