The catering manager asked staff to keep the sauce at a gentle simmer before the banquet.

外燴經理要求員工在宴會開始前讓醬汁保持小火微滾。

Our hotel chef recommends letting the broth simmer for two hours before serving guests.

我們飯店的主廚建議讓高湯以文火燉煮兩小時再端給客人。

During the cooking class for new employees, the instructor brought the stew to a simmer.

在新進員工的烹飪課上，講師把燉菜煮到微沸狀態。