短語詞組短語polarity checking test 極性測試polarity reversal test 極性反転試験polarity test failed 極性錯誤Reversed Polarity Test 反極性測試TA polarity test TA 極性騐証Polarity and Continuity Test 極性與導通測試polarity test detail 極性試騐test polarity 極性試騐 返回 polarity test