第二线与第一线叠置。

The second line overlaps the first line.

Beasley希望护理主任能起到表率作用，以减轻第一线护士的忧虑。

Beasley wants directors of nursing to act as role models to allay concerns among frontline nurses.

毕竟，正是第一线的运营者在切切实实地向顾客销售并送货。

After all, it is the operators in the field who actually sell to customers and deliver the goods.

如果不加班，第一线的工人一个月仅能挣到800元，低于官方规定的最低工资。

Without overtime, front-line workers earn just 800 yuan a month, less than the official minimum wage.

世卫组织已进一步发送500公斤个人防护设备和其它用品以帮助立即改进医院中的感染控制和保护第一线工作人员。

WHO has despatched a further 500 kg of personal protective equipment and other supplies to assist in the immediate improvement of infection control in hospitals and the protection of front-line staff.