Their factories
hum to the rhythm of robot assembly arms.
他们的工厂里轰鸣着机器人装配臂的节奏声。
His shoes
hum terribly.
他的鞋子发出刺鼻的臭味。
The room was really
humming last night.
昨晚房间里一片乱哄哄的。
Hummingbirds are the only birds that can hover in mid-air by flapping their wings up to 80 times per second, creating a
humming sound.
蜂鸟是唯一能通过每秒振动翅膀高达80次来在空中悬停的鸟类，发出嗡嗡声。
The old grandfather sat quietly,
humming an old folk tune as he knitted a scarf.
老祖父静静地坐着，一边哼唱着古老的民谣，一边编织围巾。
The bees
hummed busily around the colorful flowers in the garden.
蜜蜂们在花园里忙碌地嗡嗡叫着，围绕着五彩斑斓的花朵。
She
hummed a happy tune while preparing breakfast for her family.
她在为家人准备早餐时，愉快地哼着歌。
The fridge
hummed softly in the background, indicating a steady supply of cold drinks.
冰箱在后台发出微弱的嗡嗡声，说明冰箱里冷饮充足。
The airplane's engines
hummed loudly as it took off from the runway.
飞机起飞时，发动机发出低沉的轰鸣声。
In the quiet library, the only sound was the occasional soft
hum of the air conditioning.
在安静的图书馆里，唯一的声音就是空调偶尔发出的嗡嗡声。
He likes to work out in the gym, often listening to music that matches his workout pace,
humming along.
他喜欢在健身房锻炼，经常听与运动节奏相匹配的音乐，边锻炼边哼唱。
The baby fell asleep, her little lips gently moving as she
hummed in her dreams.
婴儿睡着了，小嘴轻轻蠕动，梦中发出轻柔的哼唱声。
The wind was so strong that it caused the branches of the trees to
hum with each gust.
风太大了，吹得树枝每阵都发出嗡嗡声。
GUANGZHOU — Amid a ceaseless hum of activity, Guangzhou Guangjia Garment Co creates a daily output of over 20,000 garments at its bustling warehouse.
广州——在一片繁忙的活动声中，广州广佳服装有限公司在其繁忙的仓库里每天生产超过20000件服装。
NANNING, Dec 1- Amidst the hustle of dockworkers and the rhythmic hum of machinery, an assortment of frozen seafood was loaded onto cargo ships bound for Southeast Asia.
Factories hum with activity as firms resume output faster than expectedHEFEI/XI'AN/TAIYUAN－Moving back and forth beside an automobile assembly line, Zhang Tianshun conducts vehicle checks before they roll off the production line.
"These newly developed mechanisms have effectively energized the market players, particularly the small and private firms, and made businesses hum again," Chen said.
NANNING — Amid the hustle of dockworkers and the rhythmic hum of machinery, an assortment of frozen seafood is being loaded onto cargo ships bound for Southeast Asia.
In China, more than 30 million electric two-wheelers and 100,000 electric buses were sold in 2017, where 1.2 million electric passenger-cars already hum along the roads.
The robot can even hum a song and shuttle between tables to serve the meals.