Annulene
[化] 輪烯; 大環(huán)輪烯
??? 情景例句
It's hot as heck in ….
在……真是太熱了。
She is scared to death.
她嚇得半死。
Both the police and the workmen were grateful to the student for this piece of advance information.
警察與工人都對那個學(xué)生事先通報情況表示感謝。