Symbol delivery
[经] 象征性交货
🧩 词语组成解析
🗣️ 情景例句
How long will you keep the car?
这车你要用多久？
Whom will you write to?
你将写信给谁？
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。