opener
/ˈəupnə(r); `opənɚ/ n
(usu in compounds 通常用以构成复合词)
1 person or (esp) thing that opens 开启的人或（尤指）工具
a `tin-opener * a `bottle-opener.
2 (idm 习语) for `openers (US infml 口) for a start; as a beginning 作为开始
For openers we'll get rid of this old furniture. 我们首先要把这些旧家具搬走.