one-time

adj.

只有一次的；

1. I'll overlook your lateness this time.
   我可以不计较你这一次的迟到。
2. Her new record doesn't come up to her last one.
   她的新纪录次于上一次的纪录。
3. I fondly remember, beforehand happy time.
   我怀念的是，以前的欢乐时光。
4. Yes, but it was a long time ago.
   是的，那是很久以前的事情了。

The S/KEY^ One-Time Password System
A One-Time Password System
One-Time Screening for Colorectal Cancer with Combined Fecal Occult-Blood Testing and Examination of the Distal Colon
Reusable sold-state one-time programmable read only memory
Secure direct communication with a quantum one-time pad
The S/KEY (TM) one-time password system
One-Time Screening for Colorectal Cancer with Combined Fecal Occult-Blood Testing and Examination of the Distal Colon
Hippocampal CA3 NMDA receptors are crucial for memory acquisition of one-time experience
The BiBa one-time signature and broadcast authentication protocol
One-time logon means and methods for distributed computing systems