truth maintenance正确性: exactness; correctness; soun ...保持: keep; hold; retain; maintain ...正确性: accuracy; correctness; justness; legitimacy; trueness; truth; validity; verecity不正确性: inaccuracy部分正确性: partial correctness下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:正确性保持，即可在微信中查询翻译
