各种标点符号的英文说法 各种标点符号的英文说法+plus 加号；正号-minus 减号；负号plus or minus 正负号is multiplied by 乘号is p>＝ is equal to 等于号is not equal to 不等于号is equivalent to 全等于号≌ is equal to or approximately equal to 等于或约等于号is approximately equal to 约等于号＜ is less than 小于号＞ is greater
