Retanning agent
[化] 复鞣剂
🧩 词语组成解析
[化] 复鞣
🗣️ 情景例句
Did you get some rest on your vacation?
假期中休息的怎么样？
What's so funny?
有什么好笑的？
It can take as long as eight days to rig up rope ladders and to establish supply bases before a descent can be made into a very deep cave.
有时需要花费整整8天时间来搭起绳梯，建立供应基地，然后才能到一个很深的洞穴里。