Each autumn around October, the butterflies travel up to 3,000 kilometers south to spend winter.

每年秋天10月份左右，蝴蝶会向南迁徙到3000公里远的地方过冬。

youdao

Each autumn, the villagers will cull the sick members of the herd.

每年秋天，村民们都要挑出畜群里的病弱杀掉。

youdao

Each autumn, thousands travel up to 3,000km to spend winter in the mountains of Mexico.

每年秋季，成千上万只帝王蝶就飞行3,000多公里到达墨西哥境内的山脉过冬。

youdao

Each autumn, Jackson holds the Fall Arts Festival.

VOA: special.2009.02.16

These findings might not surprise the schools' head teachers, who get a package of data each autumn which shows them how well they are performing compared with other similar schools.

BBC: School 'value' shock is in store

Each autumn the commission proposes new limits.

ECONOMIST: Charlemagne: A fishy tale | The

The duo own and operate SD26, a contemporary Italian restaurant in New York, and each year they hold a celebration of the tartufi bianchi that appear each autumn from the Piemonte region, which includes the epicenter of Italian white truffle mania: the city of Alba.

FORBES: Annual Truffle Gala Will Go On at SD26