v. 为创造物质和精神财富而出力, 有时也专指体力劳动, work, labor

incoming letter, send a letter here

n. 一种昆虫，颜色美丽，会飞 butterfly

n. 经营企业、工商业等所赚的钱, profit

width

associate, coupled, conjoin, join, cable, interface, tie_in, joint, tie in, couple up, connect, bring together, couple, relate, conjunct, unite, couple_on, tie, couple on, attach, link