1.investigate v. 調查;研究;審查
例句:Those are our hopes; we are starting this clinical trial to investigate whether those hopes will be realised.
那些就是我們的希望;我們正在開展這些臨床試驗以調查那些希望是否可以實現 。
2.fall through (安排)沒有落實;(計劃)未能實現;(交易)沒有達成
例句:They wanted to turn the estate into a private golf course and offered £ 20 million, but the deal fell through.
他們出價兩千萬英鎊,想把這塊地變成高爾夫球場,但交易泡湯了 。