Germany has turned back thousands of travelers at its borders with Austria and the Czech Republic variant.

德國在其與奧地利和捷克共和國變體的邊界上回絕了數千名旅客。

The checkpoints aim to slow the spread of highly infectious Corona virus variants first found in Britain and South Africa.

檢查站的目的是為了減緩在英國和南非首次發現的高傳染性電暈病毒變種的傳播。

Everyone must show a negative co vid 19 test result to enter the country.

每個人都必須出示陰性的co vid 19測試結果才能進入該國。

A coronavirus variant develops when part of the structure of the virus changes while reproducing over time, it becomes the new variant.

冠狀病毒變異體的形成，是由於病毒的部分結構發生了變化，同時隨著時間的推移進行繁殖，就會成為新的變異體。

More than 4000 variants have developed from the virus that causes Cove in 19, but not all are still active.

從19年引起庫夫的病毒中發展出4000多個變種，但並非所有變種都還在活動。