Semicentennial
a. 五十年一度的, 持续半个世纪的\\nn. 五十周年, 五十周年纪念
✅ 同义词
🗣️ 情景例句
A man next to me was smoking,and smoke really bothers me.
我旁边的那个人抽烟，我受不了。
What's your favorite musical instrument?
你最喜欢的乐器是什么？
but other farms are less favorably sited, and flooding can sometimes spell disaster for their owners.
其他农场地势欠佳，洪水有时会给农场主带来灾难。