noun 下载 🔗分享 回填材料， 填方。 The material that has been used to refill an excavation. Examples : "After the plumber fixed the pipe, the backfills were neatly packed back into the hole in the yard. " 水管工修好水管后，回填土被整齐地填回了院子里的坑里。 material geology building 与AI对话词汇游戏阅读练习
noun 下载 🔗分享 后备人员，替补人员。 Reserve support personnel. Examples : "During the busy holiday season, the store relies on its backfills to cover employee absences and handle the increased customer traffic. " 在繁忙的假日季期间，这家商店依靠其后备人员来顶替员工缺勤并应对增加的客流量。 military job work organization 与AI对话词汇游戏阅读练习
noun 下载 🔗分享 回填物, 替代物 That which backfills; a replacement. Examples : "The bakery uses leftover dough scraps as backfills for cookies that come out too small. " 这家面包店会用剩下的面团碎料来填充那些做得太小的饼干，作为替代物。 job business work organization 与AI对话词汇游戏阅读练习
noun 下载 🔗分享 背景故事，补充情节。 Material in a story set earlier in the past, providing history or context for the current action. Examples : "The author used extensive backfills about the character's childhood trauma to explain his current antisocial behavior. " 作者使用了大量的背景故事和补充情节来讲述主人公童年时期的创伤，以此解释他目前的反社会行为。 story language writing literature communication media info past history 与AI对话词汇游戏阅读练习
verb 下载 🔗分享 回填，填埋。 To refill a hole with the material dug out of it. Examples : "After the plumber fixed the pipe, he backfills the hole with the dirt he dug out. " 水管工修好水管后，他用挖出来的泥土把坑回填了。 material geology environment building agriculture 与AI对话词汇游戏阅读练习
verb 下载 🔗分享 回填，复填。 To refill an excavation unit to restore the former ground surface and/or to preserve the unit and make it recognizable as having been excavated. Examples : "After the plumbers finished repairing the broken pipe, they backfills the trench with dirt. " 水管工修理好破裂的水管后，他们把沟渠用泥土回填，恢复了地面的原貌。 archaeology geology environment 与AI对话词汇游戏阅读练习
verb 下载 🔗分享 支持，支援。 To provide reserve support. Examples : "The company backfills the marketing department with temporary staff during the busy holiday season. " 在繁忙的假日季期间，公司会安排临时员工来支持营销部门。 job business organization 与AI对话词汇游戏阅读练习
verb 下载 🔗分享 补充, 补给 To replenish or restock due to attrition or loss. Examples : "The school library backfills its collection of science books after many were lost due to a fire. " 由于一场火灾损失了很多科学书籍，学校图书馆正在补充其科学书籍藏书。 business job organization 与AI对话词汇游戏阅读练习
