1. Tom said he could fight the bully with one hand , but we knew that he was just whistling in the dark. 汤姆说他只要一只手就可以打败那个恶徒，但是我们知道他只是在说大话壮胆。
2. Everybody moved away, these places are ghost towns now, with the wind whistling through the empty houses shops. 那里的人都走了，剩下的只有风在吹过空房子和商店的时候发出的沙沙声。
3. The mountainous area wind whistling sound nearby the ear, a TB high tide has come, that is each time repertoire - bonfire. 山区的风呼呼地响在耳边，TB的又一个高潮来了，那就是每次的保留节目——篝火。
英英解释
n.
1. the sound made by something moving rapidly or by steam coming out of a small aperture
2. the act of whistling a tune
3. the act of signalling (e.g., summoning) by whistling or blowing a whistle
