openerKK [ˈopənɚ] ｜ /ˈoʊpənɚ/
GEPT 中級
C1noun
a person who unfastens or unwraps or opens
The opener of the gift box made sure to carefully remove the tape, revealing the surprise inside.
開啟者；拆包裝的人
B2noun
a hand tool used for opening sealed containers (bottles or cans)
I needed an opener to uncork the wine bottle for dinner tonight
開瓶器；開罐器
C2noun
the first event in a series
The keynote speech is the opener of the conference.