The hotel ballroom will host our annual charity gala, and guests must arrive in masquerade.

飯店宴會廳將舉辦我們的年度慈善晚會，賓客須穿著化裝舞會服裝出席。

Please remind staff that masquerade is optional for Friday's client appreciation party.

請提醒員工，週五客戶答謝派對可自行選擇是否穿化裝舞會服裝。

The event planner ordered forty masquerade outfits and matching masks from an overseas supplier.

活動企劃向海外供應商訂購了四十套化裝舞會服裝和搭配的面具。