humming
humming
英['hʌmɪŋ]美['hʌmɪŋ]
v.发出嗡嗡声，哼唱( hum的现在分词 )，忙碌，活跃；
例句
The bees were humming in the garden.蜜蜂在花园里嗡嗡地叫。
She is humming a folk song that I never heard before.她在哼一首我以前从未听过的民歌.
This is a humming - bird moth.这是蜂鸟科的天蛾.
Bird's body size, there is also a small humming bird ostrich.鸟的体型大小不一, 既有很小的蜂鸟也有巨大的鸵鸟.
Humming bird beats his wings almost 100 times per second.蜂鸟每秒钟拍动翅膀近100次.
Don't stand humming and hawing , but speak out.有话痛痛快快说出来, 不要吞吞吐吐的.
My ears are tingling [ humming ; ringing ; singing ] .我 耳鸣.
Within five hours, the equipment will be humming away again.用不了5小时，设备就又能嗡嗡地运转了。
There was a low humming sound in the sky.空中传来一阵低沉的嗡嗡声。
The guard stopped his humming and turned his head sharply.守卫停止了哼唱，猛地转过头。
柯林斯高阶英汉双解学习词典释义
VERB
发出连续而低沉的声音;发嗡嗡声
If something hums, it makes a low continuous noise.
例句
The birds sang, the bees hummed...鸟儿叫，蜂儿鸣。Within five hours, the equipment will be humming away again...用不了5小时，设备就又能嗡嗡地运转了。VERB
哼（曲子）
When you hum a tune, you sing it with your lips closed.
例句
She was humming a merry little tune...她哼着一支欢快的小曲儿。He hummed to himself as he opened the trunk.他独自哼着曲子打开了车子的后备箱。VERB
(地方）热闹，活跃，繁忙
If you say that a place hums, you mean that it is full of activity.
例句
The place is really beginning to hum...这个地方真正开始热闹起来了。On Saturday morning, the town hums with activity and life.周六早晨，小镇一派热闹繁忙，活力盎然。CONVENTION
（踌躇时发出的声音）嗯，呃
Hum is sometimes used to represent the sound people make when they are not sure what to say.
例句
Hum, I am sorry but I thought you were French.嗯，很抱歉，我以为你是法国人。英英词典释义
Noun
1. a humming noise;
"the hum of distant traffic"2. the act of singing with closed lips
