n. 哨子( whistle的名词复数 )；汽笛；口哨声；汽笛声 v. 吹口哨( whistle的第三人称单数 )；鸣笛；呼啸着前进；空指望
中文词源
whistles 用法和例句提示：点击例句中的单词，就可以看到词义解释
提示：点击例句中的单词，就可以看到词义解释
A college acquaintance is afraid of train whistles .
一位大学熟人害怕火车汽笛。
In addition to packing lightweight plastic signal mirrors , well-designed whistles and flints that can be used one-handed , each kit contains a special type of tinder called wetfire .
That list , prominently displayed outside venues , also includes whistles , lighters and matches , drink , food in large amounts that can be easily thrown , balls , rackets , frisbees and balloons .
Incremental innovation focuses on making small improvements to existing products and services.it adds a few new bells and whistles , but does not significantly alter the product or the perceived value to the customer .
