during preparation 意味

• （下）準備中｛じゅんび ちゅう｝に
  

例文

1. the wooden shop building that had existed since its foundation was extended in 1967 and used , but was partly destroyed by fire during preparation for its opening on april 9 , 1999 .
   創業時の木造店舗は1967年に増築されて用いられていたが、1999年4月9日に開店準備中の失火で半焼した。