| 时效 | shí xiào | timeliness / period of viability or validity / (law) prescription / limitation / (metallurgy) aging | ![]() |
| 及时性 | jí shí xìng | timeliness / promptness | ![]() |
| 时效性 | shí xiào xìng | sensitivity to timing / time-sensitive / timeliness | ![]() |
| 原子能机构的及时侦测目标 | IAEA timeliness detection goal | ![]() |
