adj.忙的；繁忙的；热闹的；(电话)占线的
vt.使忙于
He is busy with some important work. 他正忙于处理一些重要的事情。
He was busy getting ready for his journey. 他正忙于准备旅行。
The shop looked out into a busy street. 这商店濒临近一条繁忙的街道。
The traffic was at its height at the busy junction. 在繁忙的交叉路口，车辆来往正处于高峰。
I tried to call Mr. Cooper, but the line was busy. 我想给库柏先生打个电话，但一直占线。
用作及物动词 (vt.)To forget his trouble, he busied himself in his garden . 为了把烦恼忘却，他让自己忙于花园的工作。
busy用作形容词的基本意思是“忙的”,通常指人经常或暂时埋头于一项工作,含有“热衷于”的意味。busy作“繁忙的; 热闹的”解时可修饰物或事物。
busy在句中可用作定语或表语。用作表语时,其后常可接介词about, at, in, over , with引起的短语, 这些介词有时可省略,特别是当其宾语为动名词时。busy用于too...to结构时可接动词不定式。
“电话占线。”在美国一般说The line is busy .而在英国常说The number is engaged.
v.(动词)busy既可用作及物动词,也可用作不及物动词。用作及物动词时,一般接oneself作宾语,常常表示“使自己忙于某事”。
