infer/ɪn'fɜːr$ -'fɜːr/

v. form an opinion based on known facts

v. [T] 推论；推断：[infer sth¹ from sth²] What can you infer from her smile? 你从她的微笑中可以推断出什么？

◇[infer (that) ...] From his silence we can infer that he is unhappy. 从他的沉默，我们可以推断出他不高兴。

构词in + -fer- (= carry)

同根 prefer; refer