periodically
adv. 週期性地; 定期地,偶爾
Periodicals are magazines, especially serious or academic ones, that are published at regular intervals.
The walls would be lined with books and periodicals.
這幾面牆會擺放書籍和期刊。
...a monthly periodical.
月刊
Periodical events or situations happen occasionally, at fairly regular intervals.
She made periodical visits to her dentist.
她定期去看牙醫。
...periodical screening for cancer.
定期進行腫瘤檢查
1. in a sporadic manner;
Police were periodically patrolling the area.
警察定時在這一地區巡邏。
The geyser erupts periodically.
間歇泉週期性地噴發.
Economic crises recur periodically.
經濟危機週期性地發生.
He drinks far more than she, and is periodically rebuked.
他喝酒比她厲害得多, 為此,有時受到她的責怪.
Violent winds periodically drive clouds of dust around Mars.
狂風間歇地席捲火星上的塵雲.