[作业 运输] 缓冲块(缓冲器) buffer stop: 慢慢停车; 止冲器stop buffer: 弹性缓冲器; 挡车器block buffer: 块缓冲器; 块缓冲区buffer block: 缓冲块buffer-block: 缓冲块下载手机词典可随时随地查词查翻译