whistle是什么意思
whistle,作名词时译为“口哨;汽笛;呼啸声;一套衣服;一手同花色牌”,作动词时译为“吹口哨;发啸叫声;吹哨示意;鸣汽笛;呼啸而行”。
whistle 变化形式:
复数: whistles
第三人称单数: whistles
过去式: whistled
过去分词: whistled
现在分词: whistling
whistle 用法和例句:
A shrill whistle was heard outside .
外面传来一阵响亮的口哨声。
Before the air brake , railroad engineers would stop trains by cutting power , braking their locomotives and using the whistle to signal their brakemen .
在空气制动装置发明之前,铁路工程师通常通过切断电源、锁死机车,并用口哨向司闸员示意的方法来使火车停下。
I heard a loud police whistle .
我听到一声响亮的警哨。