在terminal中输入以下command
➜ ts pear
【词译】梨（树）；梨树；
【例句】Apple - pear as long as the name implies it tastes like apple pear, apple - pear people called it.
【句译】苹果梨顾名思义它长的像苹果味道却像梨, 人们就叫它苹果梨.
通过金山词霸的api来进行词语查询，知识点：bash function, sed, curl, tr, echo, xpath, tput
➜ temp 2f 37.1
Translation from fahrenheit to celsius: 37.1 -> 98.7800
➜ temp 2c 98.9
Translation from celsius to fahrenheit: 98.9 -> 37.1666
知识点：F/C之间转换方式；bash's floating arithmatic