...a gravel path leading to the front door.通向前门的石子路Sandstone and conglomerate are the consolidated equivalent of sand and gravel.砂岩和砾岩分别是砂和砾石固结的产物.I've got half a ton of gravel in the lorry but he won't sign my...
I signed in and crunched across the gravel to my room.我签到后嘎吱嘎吱走过石子路来到我的房间。Two young men were racing motorcycles on the loose gravel.两个小伙子正在松散的砾石路面上赛摩托车。She heard the crunch of tires on the gravel driveway.她听到轮胎轧过石子铺成的车道，...
目的: 研究香丹注射剂、原药材的指纹图谱.Objective : To study the fingerprint of Radix Salviae Miltiorrhizae of Xiangdan Injection.该避孕药是由所述共聚物和纯二甲基亚砜的注射剂组成.Said contraceptive medicine consists of the described copolymer and pure DMSO inject...