热火朝天

business activity───商业活动，经济活动；[贸易]业务活动

illicit activity───非法活动

biological activity───生物活性

boost activity───促进活动

criminal activity───犯罪活动

disrupt activity───扰乱活动

economic activity───[经]经济活动

frantic activity───疯狂的活动

Philadelphia Inquirer columnist Trudy Rubin traveled to the Marefat School in April 2009 and found it "buzzing with activity."───费城调查报的专栏作家Trudy Rubin 在2009年的4月份访问了 Marefat 学校，并且发现那儿“熙熙攘攘、热热闹闹”的。

rehearsal studio is buzzing with lunchtime activity.───排练场被午餐时段活动搞得很热闹。

This office is buzzing with activity.───办公室精力充沛地嗡嗡作响.

When we think of bee nests, we often think of a giant hive, buzzing with social activity, worker bees and honey.───当我们想到“蜂巢”我们往往会想到一个嗡嗡作响的硕大的蜂房，里面进行着各种社会活动，忙碌着许多工蜂，并且满是蜂蜜。

Jimi makes a point of arriving at 8: 15, when the school is already buzzing with activity.

Looking straight down below, I saw the hotel's entryway buzzing with activity. The hotel was hosting a conference on Islamic unity, and the circular driveway was lined by the flags of 30 nations.

The room was buzzing with activity.