guard rail crossing有: 5年 fifteen years栅栏: railings; paling; bars; pali ...的: 4次方是 The fourth power of 2 i ...平: flat; level; even; smooth有栅栏的: fenced in下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:有栅栏的平交道，即可在微信中查询翻译
