必須保持警戒
John and Tammy are at a supermarket.
約翰和泰咪在一家超市。
John: Wow! There are so many people not wearing face masks.
約翰：哇！ 有很多人沒有戴口罩。
Tammy: I guess people are loosening up.
泰咪：我想大家都放鬆下來了。
loosen up放鬆、鬆懈
John: That’s not good. We must stay alert.
約翰：不行。我們必須保持警戒。
stay alert保持警覺
Tammy: I totally agree. My friends in Japan said that the situation there is still not looking good.
泰咪：我完全同意。我日本的朋友說那邊的情形還是不太好。
situation(n.)情況
John: The number of cases is still rising.
約翰：確診案例還在一直增加。
number(n.)數目case(n.)案例rise(v.)上升、增長
Tammy: That’s why we need to wear masks and practice social distancing in public places.
泰咪：所以一定要要在公共場所戴口罩並保持社交距離。
practice(v.)實施採取、練習social(adj.)社交的distance(v., n.)保持距離、距離
John: Yeah, especially in crowded places like movie theaters, night clubs, traditional markets, and supermarkets.
約翰：沒錯，特別是在人潮擁擠的地方，像是電影院、夜店、傳統市場和超級市場。
especially尤其crowded(adj.)擁擠的、crowd(n.)人群night club夜店traditional market傳統市場
Tammy: Also in schools, hospitals and of course, on public transportation.
泰咪：還有學校、醫院，當然還有搭大眾運輸的時候。
hospital(n.)醫院public transportation大眾運輸
John: Let’s get some more face masks.
約翰：不如我們再去買些口罩吧。
Tammy: Sure. Let’s go.
泰咪：走吧。