sealed first-price auction or first-price sealed-bid auction(fpsb)
Related Translations:
拍卖: 1.(当众出售, 由顾客争价, 以最高价成交) auction; sell sth. at auction 短语和例子拍卖某物 sell sth. by auction2.(减价抛售; 甩卖) selling off goods at reduced prices; sale 短语和例子削价拍卖 a dutch auction; 最低拍卖限价 upset price; 拍卖