administrative leave 休職

A 5th-grade student gave a first-person speech dressed as Hitler. The teacher and school’s principal are now on administrative leave.

Throng 人だかり

Restaurants across the United States were thronged with customers as mask mandates were being discarded.

Wary of 注意
/ wé(ə)ri /

 That has allowed the country to pick up on the earliest signs of dangerous variants, and made Britain a harbinger of the challenges facing even heavily vaccinated nations as newer versions of the virus reach the unvaccinated.

harbinger 先駆け herald