口哨

whistle

那个男孩愉快地（一直）吹著口哨。
The boy was whistling (away) cheerfully.

她吹口哨唤她的狗来。
She whistled for her dog.

她一吹口哨就把她的狗唤了回来。
She whistled her dog back.

别吹口哨了！扰得我心烦！
Stop whistling! It's/You're getting on my nerves!

我听到他吹著不和谐的口哨声感到心烦意乱。
His tuneless whistling jarred on my nerves.

他吹口哨通知朋友继续隐蔽。
He whistled to his friend to keep hidden.

他的口哨声使她心烦。
His whistling grated on her nerves.

农夫一边挤奶一边吹口哨。
The farmer whistled as he milked.