spec
n
(idm 习语) on `spec (infml 口) as a speculation or gamble, without being sure of obtaining what one wants 碰运气
I went to the concert on spec
I hadn't booked a seat. 我去听音乐会是碰运气, 因为没预订座位.
🗣️ 情景例句
Upon confirmation of receipt of funds, the goods will be promptly forwarded to your residence.