Polycyclic
a. 多环的\\n[医] 多环的
🗣️ 情景例句
Well, there's a lot to think about.
噢 有许多事需要考虑。
Steve will certainly enjoy your company.
史蒂夫一定高兴跟你在一起。
The tunnel would be well-ventilated if tall chimneys were built above sea level.
隧道就具备了良好的通风条件。