1.
Then, once the starter is satisfied, the race is started by either a gun or electronic tone.
然后，一旦发令员觉得满意时，一场比赛要么以一声枪响或者电子哨声开始。
2.
The act of whistling.
吹，吹哨口哨或哨子的行为
3.
Whistler Waves Excited by Loss-cone and Kappa Electron Distributions
损失锥和kappa电子速度分布激发的哨声波
4.
The teacher blew a whistle to start the race.
老师吹哨子开始了赛跑。
5.
The policeman whistled us to stop.
警察吹哨子令我们停止。
6.
Didn't you hear me blow my whistle?
“你们没听到我吹哨子吗？”
7.
He blew several loud blasts on his whistle.
他响亮地吹了几声哨子。
8.
You will take this, please. Learn to use it.
好了，请拿哨子，学着用它。
9.
(sound of a)whistle used by a boatswain
水手长吹的哨子（声）.
10.
he whistled tunelessly.
他没调子地吹着口哨。
11.
A small wind instrument for making whistling sounds by means of the breath.
口哨；哨子一种很小的吹奏乐器，通过呼吸而发出哨声
12.
The policeman was now blowing his whistle， and that sound brought other constables.
那个警察于是吹哨子，哨音招来了其他警察。
13.
She blew the silver whistle that was round her neck.
她吹响围绕在她脖子上的银色哨子。
14.
She was dressed up like a dog's dinner just to go to the pictures.
就为去看电影她也穿得这般花哨。
15.
Coastwatchers radioed in the information.
各海岸嘹望哨用无线电发来了信息。
16.
He made up his mouth as if to whistle, but he didn't whistle.
他把嘴闭拢，作出要吹口哨儿的样子来，但是他却并没吹口哨儿。
17.
An inexpensive fipple flute, usually having a plastic mouthpiece and a tin body.
1便士哨子一种通常有一个塑料吹口和一个锡制哨杆的价格低廉的玩具哨笛
18.
He fashioned a whistle from a piece of wood
他用一块木头做了一只哨子。