| 后膛 | breech | ![]() | |
| 枪闩 | qiāng shuān | breech bolt (e.g. of rifle) | ![]() |
| 臀位 | tún wèi | breech presentation (obstetrics) | ![]() |
| 臀位分娩 | tún wèi fēn miǎn | breech delivery (medicine) | ![]() |
| 臀位取胎术 | tún wèi qǔ tāi shù | breech extraction (medicine) | ![]() |
| 臀产式分娩 | tún chǎn shì fēn miǎn | breech delivery (medicine) | ![]() |
| 逆产 | nì chǎn | traitor's property / breech delivery | ![]() |
| 转动式闭锁 | rotating breech block | ![]() | |
| 炮尾环 | breech ring | ![]() | |
| 炮闩 | breech block | ![]() | |
| 后膛装填武器 | breech loader | ![]() |
