| Change log entry 81944 | |
|---|---|
| Processed by: | richwarm (2024-02-12 22:14:31 UTC) |
| Comment: |
+ the bladder of a football (or volleyball etc) 早期的足球是由18塊矩形不防水的皮革縫合而成，3塊一組合共6組，長短邊相連，結構類似現時的排球及蓋爾式足球用球，為立方五角十二面體的球面多面體狀[3][4]，留有約15公分開口紮結縫線供放入內膽及充氣。這種結構的足球現時仍在使用。 https://zh.wikipedia.org/wiki/%E8%B6%B3%E7%90%83_(%E7%90%83) pvc 足球内胆排球内胆2号3号4号5号. 足球内胆是PVC的内胆好还是橡胶内胆好？ |
| Diff: |
- 內膽 内胆 [[nei4dan3]] /inner container (e.g. the rice pot inside a rice cooker, the vacuum flask inside a thermos, the tank inside a hot water heater)/ + 內膽 内胆 [[nei4dan3]] /inner container (e.g. the rice pot inside a rice cooker, the vacuum bottle inside a thermos, the tank inside a hot water heater, the bladder of a football)/ |