You can do interval training once or twice a week (never two days in a row).

你可以做间隔锻炼一周一次或者两次（不要连续两天）。

youdao

Lau said the current monitoring mechanism requires traders to keep records over the past 60 days so they can be checked at least once every two weeks.

刘女士说现行的监查机制要求商贩保存最近60天的交易记录，以供该署进行没两周至少一次的检查。

youdao

You can also add one teaspoon of green leafy vegetable juice to your baby's milk bottle once in two days.

你也可以两天一次地加上一茶匙的绿叶蔬菜汁到你宝宝的奶瓶上。

youdao

While 32, 000 people in a population of 1.5m have no running water, 100, 000 or so get water once in every two or three days.

ECONOMIST: The Gaza Strip: Not nearly back to normal | The

Once, he spent twenty-two days walking across Texas with nothing but a bedroll, a flashlight, and a rifle, from Big Bend, in the west, to Houston, where he was going to deliver a paper at a biology conference.

NEWYORKER: In the Air

American soldiers in Ghazni once described scanning a dead insurgent, then two days later getting a call from the CIA to say that his record matched someone first scanned in Iraq.

ECONOMIST: Biometric data and the Afghan war