recognize 識別出妳以前知道的事或人 i recognize you 我認出妳了
discern 費力的識別 比如在黑暗中識別建築 努力識別他的意圖
distinguish 識別2者見的差異 The twins are so alike that no one can distinguish one from the other
discriminate 把2者區分開 The law discriminates between accidental and intentional killing 意外殺人和故意殺人在法律上是有區別的.
differentiate 辨別出2者不同（事物）妳能辨別出這2塊手表的不同麽