The discount code worked for only a pinpoint before the online store crashed again.

折扣碼只有效了一瞬間，網路商店就又當機了。

During the client meeting, the projector flickered for a pinpoint, but nobody noticed.

客戶會議期間，投影機閃了一下，但沒有人注意到。

The warehouse lights went out for a pinpoint while the shipment was being scanned.

貨物正在掃描時，倉庫的燈剎那間熄滅了一下。