keep busy with a
busy bee
忙碌的人
busy bit
[计] 忙碌位
busy condition
[计] 忙碌条件, 忙碌状态
busy flag
[计] 忙碌标志
busy hour
[计] 忙碌小时, 忙碌时间
busy idle condition
[计] 忙闲条件
busy indicator
[计] 示忙器
busy line
[计] 占用线路, 忙线路
busy Lizzie
凤仙花
busy on entry
[计] 入口忙碌
busy on exit
[计] 出口忙碌
busy oneself about
为…而忙碌,忙于…
busy oneself with
busy period
[计] 忙碌期间
busy season
[经] 旺季
busy signal
[计] 忙碌信号, 占线信号
busy state
[计] 忙碌状态
busy test
[计] 忙碌测试
busy waiting
[计] 忙等待
busy with
忙于…