Refs
abbr. references （与to连用）提及, 涉及, 参考\\nn. 裁判员( ref的复数形式 )
🗣️ 情景例句
Consider the cost before you decide.
你决定前要先考虑费用问题。
You'll be sick, if you aren't careful.
你不小心的话，就会生病。
Though in those days, traveling was not as easy as it is today,
尽管在当时旅行不像现在这么容易，