Stannane
[机] 氢化锡
🗣️ 情景例句
What's the exchange rate today?
今天的兑换比率是多少？
How often did I tell you to speak clearly?
我告诉你多少次要讲清楚?
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。