单词	正負號
释义	正負號 ZhèngFùHàoplus or minus sign ± math.简体正负号
随便看	the hongkong and shanghai bank the hong kong basic law the hong kong british government The Hong Kong Equity Portfolio the hong kong playground association the hong kong polytechnic university the hongkong shanghai banking corporation the hong kong special administrative region the hong kong time service The Hong Kong Wetland Park The Hong Kong-Zhuhai-Macao Bridge the Honglu Well Stele the hongmen banquet the Hongzehu Lake Basin the Hongze Lake the Hongze Sag the honk of an automobile the hon madam justice beeson The Hon Madam Justice CHU The Hon Madam Justice KWAN the hon madam justice yuen ja the hon mr justice chung The Hon Mr Justice LAM The Hon Mr Justice McMAHON the hon mr justice pang