Aperiodically
adv. 不定期地
🗣️ 情景例句
We're transferring you to our head office.
我们要调你去公司的总部。
If you're not sure how to do is, ask me.
假如你拿不准怎样做，就来问我好了。
and the profits from the exhibition were used to build museums and colleges.
博览会的赢利用来建造博物馆和高等学校。