Warning: file_put_contents(/www/wwwroot/ppbbbu/n94.cn/cache/de63e9ea149f8a908a6c36b5871efe4d.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbbu/n94.cn/index.php on line 55 saw tooth英英字典_saw tooth剑桥英语解释_saw tooth柯林斯英文解释_94生活常识网有道词典
1. ADJ (of a waveform) having an amplitude that varies linearly with time between two values, the interval in one direction often being much greater than the other (波形)鋸齒的