滞后 zhìhòu to lag behind
How to remember 滞后: 滞 to block + 后 back = to lag behind.
Characters
How it is used
- Means to lag behind - 政策滞后 (zhèngcè zhìhòu) the policy lags behind (the reality).
- Formal; describes something that fails to keep pace with developments - 信息滞后 (lagging information).
- Contrast 落后 (luòhòu, backward/behind, broader); 滞后 specifically means lagging in timing behind something else.