noun
bid-to-cover ratio
Financial term used in bond auctions and similar contexts; the ratio of total bids received to the amount offered.
今回の国債入札の応札倍率は3.5倍だった。
The bid-to-cover ratio for this government bond auction was 3.5.
Compound of 応札 (bid, tender) and 倍率 (ratio, magnification).