Regioselective
[机] 特定选择的
🗣️ 情景例句
Take it easy, Robbie.
不要太紧张 ，Robbie。
This long table is good.
这张长桌很不错。
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，