单词	step cost
释义	step cost 梯级成本,步增成本
随便看	leprecan lepre cell leprechaun leprechaunesque leprechaunish leprechaunism leprechaunology leprechauns leprechunism syndrome leprelcesis leprelcosis lepress lepresses lepriasis lepric leprid lepride leprino lepro- leprocaulon arbuscula leprocaulon pseudoarbuscula leprocidal leproid leprol leprolin 推顺水船儿掩人者人亦掩之，陵人者人亦陵之掩人耳目，欺世盗名掩关苔满地，当户竹连山。掩口嘴掩朱扉，钩翠箔，满院莺声春寂寞。匀粉泪，恨檀郎，一去不归花又落。掩泣空相向，风尘何处期掩泪惜分飞，好梦空回，留得闲愁在。掩泪辞丹凤，衔悲向白龙掩目捕雀。垄作垄断垄沟垄畔垆型型号型工型心型板